280 ackley improved

I picked up a kimber hunter 84l in 280 ackley this summer and am finally getting around to load development. Nosler offers two Custom and two Trophy Grade loads for the .280 AI but thats about the extent of factory-loaded options. Mag. For those reasons, most 7mm Remington Magnum loads have more energy remaining downrange, a flatter trajectory, and (all other things being equal) will penetrate better than .30-06 Springfield loads using the same weight bullets. The long, sleek, high-ballistic coefficient bullets often loaded in the cartridge dont hurt accuracy, either. 1 chambered for the cartridge and a year later announced the .280 AI in the superb Hawkeye African line of rifles. Can Coolers | An Official Journal Of The NRA, Find More Great NRA Publications Perfect For Every Interest, Discover Everything That The NRA Has To Offer. Mag., 150-grain bullet, 3,248 fps: 29.16 f-p recoil energy, 16.37 fps recoil velocity. 10mm Firepower: Springfield XD-M Elite 3.8 Compact Pistol Review, SIG Sauer P365 Pistol Now Offered in .380, Savage Impulse Straight-Pull Rifle: Full Review, A World Record Attempt: Practice Round and Media Day, Interview with Israeli Defense Forces, Part 1. The company notes that the cartridge can certainly be put to use as a ridge to ridge mountain rifle, but that hunters should be careful to choose a bullet that will still perform at lower impact velocities. The first 3-shots I fired through it (150-grain Barnes X pushed to 3,040 fps by 58 grains of Reloader 19 if memory serves, but dont trust this data and always work up your own loads carefully) nestled a 5/16th-inch circle. During the spring conservation order, you can hunt with outfitters from Arkansas to Saskatchewan. 6.5 Creedmoor vs. 6.5 PRC: Which is Better? I decided to start with the Berger classic 168 and 4831. Our current production dies are for chambers that are cut to the SAAMI specification and are stamped "280 Ackley Imp". Data shown in the sixth edition of the Nosler . I've not conducted any scientific tests, but Ive certainly had to do less trimming of my Ackley cartridges than their factory counterparts. The .270 Winchester, .280 Remington, .280 Ackley Improved, and 7mm Remington Magnum are all great rifle cartridges. This was an incredibly high velocity for the 1920s and was a tremendous speed improvement over the .30-06 Springfield, which was itself considered a very high velocity cartridge for the day. This is an area where the .280 AI really shines because it has a similar or slightly superior trajectory and resistance to wind drift when compared to the 7mm Remington Magnum, but lessrecoil in a lightweight mountain rifle thats easy to carry in rough country. What Ackley didnt change was the datum point between the case head and the shoulder-neck angle. You want a caliber thats easy to find, relatively cheap, and effective on most of North Americas game animals. This gives shooters a lot of options in rifle brands. Its also better suited to using heavier bullets than the other cartridges. The belted 7x61mm Sharpe & Hart Super came out in 1953. But do you know how to properly use them? Weatherby chambers many of their rifles in the .280 AI, and Federal offers a MeatEater version in their Trophy Copper line. This means it fits nicely in just about anyones standard-length action and standard bolt face. He's even used it on African plains game. So where do we stand with each cartridge? Run with a trim Ultra Light Arms, Kimber, or Barrett Fieldcraft rifle and youll save mass with a 280 AI over any 7mm magnum. 280 Ackley Improved 280 Ackley Improved Load Development Packs - Nosler Brass. This sharper shoulder can also increase case life, which is a good thing for the handloader. All Rights Reserved. A .280 Remington cartridge fired from a rifle chambered in .280 Ackley Improved will result in a case formed for the latter, which may be used for reloading. Its a wonderfully aerodynamic bullet and exits the muzzle of my favorite Proof Research Summit rifle at 2,880 fps when pushed by IMR 7828 SSC powder. $1,165.00 $1,049.99. Weatherby included the .280 AI in its shockingly lightweight, top-shelf Backcountry rifle line. I've also had superb results with Berger's 168-grain VLD Hunting. Many consider the .270 Winchester to be on the light side for elk andmoose hunting, but especially when using heavy, premium quality bullets (like the Nosler Partition), its absolutely capable of getting the job done. The .280 Ackley Improved will hit him with 1533 ft-lbs and drop 34.2. Additionally, the .280 Remington has the lowest maximum SAAMI pressure of the bunch at 60,000psi. Ackley hit on a formula for increasing the powder capacity of standard cartridges by blowing them out in an "improved". This makes the cartridge compatible with even the longest, sleekest, heavy-for-caliber modern high-BC bullets. Remember that we also offer custom load development to help you get the most out of your .280 Ackley Improved - call 1-800-303-1304 for more information. Mag., it was based on a shortened 300 H&H case. Can the .280 AI really live up to the claim made by some that it can do everything the 7mm Mag can do, but with less recoil? Plus, Petersen Cartridge offered premium .280 AI cartridge cases. On the other hand, the .280 Remington is normally offered with 139 grain, 140 grain, or 150 grain bullets, but its possible to find a few loads with 156 grain, 160 grain, and 165 grain bullets as well. Looking at it from a technical perspective, the .280 Ackley Improved is a much better design in that it runs on less powder, yet offers a performance level comparable to the 7 Mag. Theres only one question: What are you waiting for? Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry. Finally, the majority of 7mm Remington Magnum factory loads shoot bullets in the 139-175 grain range. Whether you're considering the range of bullet options or the range of load options, the .300 Win. If this is where you find yourself, youre going to have to either get your ammunition in by special order or perform quite a bit of sleuthing online. Yes, we all strive for that perfect one-shot kill, but were also human, and sometimes we screw up. [2] Several different companies manufacture rifles chambered in .280 AI, including the Ruger M77 Hawkeye, Savage 110, Browning X-Bolt and Weatherby Mark V. The .280 AI is basically the .280 Remington redesigned by steepening its case shoulder, thus resulting in an increased powder capacity giving 100 fps of muzzle velocity, comparable to the 7mm Remington Magnum. I zero it at 300 yards, and it drops just 8 inches at 400 yards. Muzzle velocity was 3,060 fps, right there with advertised 7mm Rem. Why cant I find ammo for my Remington made a massive splash in 1962 when they rolled out their new Remington Model 700 rifle along with the brand new 7mm Remington Magnum cartridge. Muzzle energy is about 3,400 ft-lbs. Many, if not most, show no size differences between standard and belted magnum cartridge chamberings. When you bump up to the magnum .30s, comparisons change. 1 Single 284/7mm Caliber Projectile From $ 1.00. When he was tinkering with the .280 Remington, Ackley added a bit of his personal trademark: he drastically increased the shoulder angle and straightened out the taper of the body case. With typical hunting factory loads, the 7mm Remington Magnum and the .280 Ackley Improved have a slight advantage over the others in this regard with a flatter trajectory and the most resistance to wind drift. Ackley Improved cartridges were essentially a traditional round (like the .270, .30-30, .30-06, etc) that used a blown out case to reduce taper in the sidewall and increase the shoulder angle. The .280 AIs additional case capacity does good things, but it doesnt change laws of physics. Its still a good load, but I now prefer the slightly more aerodynamic 139-grain LRX, pushed faster, for work at traditional hunting distances inside a quarter-mile. Ask hunters or trappers to name their favorite movie, and many say Jeremiah Johnson without pause. In 1995 I bought a Model 700 Mountain Rifle chambered in .280 Remington. Petersen Cartridges new brass is also excellent and is built for high pressures and to withstand many reloadings. With regards to bullet weight, the majority of .270 Winchester factory loads shoot bullets in the 120-150 grain range. Lighter and tougher and more precise than ever, it's the perfect back country hunting rifle. Nosler brass has always been my go-to, because its invariably near-perfect and comes weight-sorted and prepped for accuracy, meaning trimmed to length, chamfered, and deburred, and with flash holes uniformed. Berger VLD Hunting 2,950 fps, CCCC 140-gr. As youll see in a minute though, Remington didnt give up on the .280. Give a Gift Shooters soon began to realize that this cartridge was well worth the money, and ammunition companies caught on too. Isnt the 280 AI slicing this ballistic pie a bit thin? The .280 Ackley Improved will hit him with 1533 ft-lbs and drop 34.2". pushes that same bullet at 3,248 fpsboth out of 24-inch Wiseman barrels. He didnt even flinch! I hit the Cape buffalo squarely in the chest with a .375 Holland & Holland, a cartridge the size of a banana. Are you looking for a great cartridge for sheep, mountain goat, ortahr huntingwhere you need a heavy hitting cartridge with manageable recoil in a lightweight and easy to carry rifle? What are your thoughts, though? Lets take a look at how it shoots. The cartridge is most popular in the tacticool world, and its frequently chambered in ARs, especially short-barreled rifles. The result was a new case with slightly more (usually around 4-5%) powder capacity. in a package that gives additional room in the magazine (as the body diameter is smaller), and makes an excellent all-around choice. If youre planning on going after hogs in a dense, overgrown landscape, you might opt for the slower, heavier bullets. Still, in the right environment, the .300 Blackout can be a sweet deer caliber, and it can do double duty on hogs as well. The table below compares the recoil produced by the Nosler loads compared above for those cartridges when fired from a 7.5 pound rifle. Just for reference, the .280 AI will shoot a light 140-grain bullet about 300 fps faster than the .270 Winchester can. Indeed, depending on the exact barrel length of the rifles in question, the real world advantage one cartridge may have over the other may narrow considerably, disappear, or even flip in favor of the other cartridge. Handloaded to a sizzling 3,200 fps, its flat and forgiving for shots inside a quarter-mile. Good brass, once obtained, lasts a long time. Mag. The unique roots of the 7mm Remington Magnum and the shared heritage of the .270 Winchester, .280 Remington, and the .280 Ackley Improved are all obvious in the photo below. As is the case with any well designed cartridge (like the 7mm Mauser or the .30-30 Winchester), wildcatters also quickly started modifying the .30-06 Springfield to accomplish a variety of different tasks. Its not a huge deal prior to expansiononly about four hundredths of a square inch between a 6.5mm/.264 and a 7mm/.284 diameter projectile. Nosler offered factory-loaded ammunition and reloading components. Theres never been a better time to get into the .280 Ackley Improved game, and theres never been a time when the cartridge has been more relevant. Handloading the 280 AI is straightforward and easy with a wide variety of medium- to slow-burning powders, but this isnt a handloading-only cartridge these days. E tips so its ready for CA hunting. Barrel length is another thing you should keep in mind. In 1957 Remington introduced the .280 Remington, which was based on the .30-06 Springfield case necked down to 7mm. Compare that to a 175-grain 7mm bullet fired at 2,850 fps from the .280 AI, which generates less than 26 ft-lbs. First, the .270, .280, and .280 AI are all very similar in appearance: they have the same rim diameter as well as very similar case lengths. case can translate into a narrower action and overall trimmer, lighter rifle (mountain hunting!) Parker Otto Ackley, better known as P.O. Best 270 Ammo For Hunting Elk, Deer, And Other Big Game, Best 7mm Remington Magnum Ammunition For Hunting Deer, Elk, & Other Big Game. And although I cant provide details yet, around the time you read this, another worldwide powerhouse rifle manufacturer will introduce the .280 AI across the spectrum of its hunting rifles. Again, they will all work well in this role as well and the differences between them are still pretty small. The 280 AI gives you heavier bullet options than the .270 Win. The .280 AI will never replace with .270 Win., but its a cartridge of equal or grater capability that deserves its place at the table as a legitimate factory round. Developed by P.O. Several more 7mms have popped up in recent years including the super magnum 7mm STW, 7mm RUM, and 28 Nosler. Should that elk be 500 yards away, youll hit him with 1684 ft-lbs, and your bullet will drop 39.5. Finally, the .280 Ackley Improved is rocketing to western-hunting stardom. [3], Loaded with a 150 grain bullet, the .280 AI shot from a 24" barrel gives a muzzle velocity of approximately 3,060 fps, which is about 100 fps faster than a .280 Remington loaded with a bullet of similar weight. Copyright 2023 National Rifle Association, Women On Target Instructional Shooting Clinics, Volunteer At The Great American Outdoor Show, Marion P. Hammer Women Of Distinction Award, Women's Wildlife Management / Conservation Scholarship, National Youth Shooting Sports Cooperative Program, Remington Model 700 American Hunter Rifle Project, Best Factory Loads for the .280 Ackley Improved. I have killed and been around a pile of animals killed with .270s and .280s as wet have a few in the family. Remember: the gap in performance between many .280 Remington, .280 Ackley Improved, and 7mm Remington Magnum loads (especially the latter two) is pretty small. That being said, the .280 Remington, .280 AI, and 7mm Rem Mag are generally a little better suited for hunting bigger game. The .280 AI was developed by modifying the case from the .280 Remington. In fact, the bull trotted off with his buddies. Despite the above redundant confusion of cartridges shooting .284-inch bullets, that list is not complete. Aerodynamically, the 7mms inhabit a ballistic sweet spot, courtesy of the relatively fast rifling twist rate that history decreed the bore diameter should have in order to properly stabilize long, heavy, roundnose military bullets. The .280 Remington is currently manufactured by Browning, Remington, and Winchester in their X-Bolt, Model 700, and Model 70 rifles. Improved Military Rifle IMR 4350. Since it uses a much larger case diameter, most rifle magazines will hold more .270 Winchester, .280 Remington, or .280 AI cartridges than 7mm Remington Magnum cartridges. Why did the .280 Remington struggle to initially gain traction in the commercial shooting and hunting market? While the .270 had a very fast muzzle velocity compared to other popular cartridges of the day, it was not an instant commercial success. Whitetail hunting strategies for the next generation. Considering that the 7RemMag came from the same .458, .338, and .264 Magnum (belted) case, when loaded to the same pressure levels and housed in a rifle of 26, it will exceed any max velocity possible with the .280AI by at least 150fps (hand loaders have proven this fact for decades). Subscriber Services. However, its doubtful he anticipated that more than a half-century later, his .280 Ackley Improved cartridge would blossom into a favorite of savvy open-country hunters across the West. Ackley, was very well known for developing wildcat cartridges in the latter half of the 20th Century. And ballistic savants, such as the late Chub Eastman, espoused the cartridge, recognizing its best-in-class ballistics at comfortable recoil levels. Such projectiles drop less and drift less in the wind, even though they do start out a bit slower than light-for-caliber bullets. performance by about the same speeds. Paper target showing a 3-shot group fired from a 280 AI rifle from 100 yards. This is one of the most interesting points of comparison between the 7mm Rem Mag and .280 AI though. I used Noslers own reloading data published online (available here, here, here, and here). Read the articles below if youd like to learn more details about some of the various hunting ammunition choices for the 270 Winchester or 7mm Remington Magnum. I meant, of course, a good bear tale where a grizzly or Alaska brown bear got the upper hand and chewed off the hunters scalp. Riley. Access the newest seasons of MeatEater, save content, and join in discussions with the Crew and others in the MeatEater community. Remember, ejecta (exploding gases and particulates exiting the muzzle) contributes greatly to recoil. Both of those cartridges are very capable performers, though neither is as well known or as widely used as the .270 Winchester or 7mm Remington Magnum. If you have the time, it is always best to let the animal turn and offer a broadside shot. Mag. That bullet should retain 1,500 f-p energy at 600 yards and remain super sonic at 1,600 yards. of Israeli Defense Forces, joins David Fortier for an exclusive interview for Shotgun News. 280 Ackley Improved 280 Ackley Improved Modified Case $ 10.00. While there is a large amount of overlap in their capabilities, each one does offer certain advantages. As sometimes happens in the world of rifle cartridges, the 280 AI (Ackley Improved) is becoming more popular than its parent, the excellent 280 Remington. They eventually got around to offering it in their legendary Model 700 bolt-action, but dropped it after a couple of years before finally reintroducing it in the Model 700 in 1979. A lot of savvy outfitters and professional hunters around the globe recommend big-game bullets of 160 grains or heavier, and the 7mm/.284 bore diameter meets that handily without greatly exceeding it. Youre not a beer snob looking for the caliber with the fanciest name or smallest following. This rifle jams a bullet into the lands at a coal of3.250 tight enough that it will pull bullets every time. Well, maybe not when you consider its ballistic performance plus a few gun-fit, gun-handling, and handloading issues. The Staying Power of the .257 Roberts Cartridge. The actual performance difference between Ackley Improved cartridges and their parents varies, with some realizing a much bigger jump in velocity than others. Go with the .270 Winchester if you want the cheapest or easiest to find factory ammo or if youre sensitive to recoil. Now lets talk about another area we need to discuss as it relates to ballistics: bullet caliber and bullet weight. How much less? However, the brass is then fireformed to .280 AI after doing so, which is yet another reason why its a good idea to handload if you like the .280 AI. Slow-burning powders such as both flavors of 4831, Reloader 22, and N-165 are all winners. You can find rifles of all varieties chambered in .300 Blackout. Are you sensitive to recoil? Best 270 Rifles For Hunting Ultimate Guide. Shellholders: Hornady #1. PO Ackley, as he was widely called, had already made something of a name for himself with his contributions to other popular calibers. MidwayUSA offers the Nosler M21, but youll find that there truly isnt as large of an offering available in rifles chambered in .280 Ackley Improved as youll find in other common calibers. One area where the 280AI and .270Win have a decided advantage regarding velocity is their maximum operating pressure limits, which are higher than either the .280Rem or 7RemMag. Thats absolutely true. There are faster .284 cartridges out there than the .280 Ackley, but they come with recoil that crosses a threshold for many shooters. Bottles & 12-oz. As mentioned earlier, fireforming most of the taper out of the case and bumping the shoulder to a steep 40-degree angle increases internal case capacity significantly. This prevents .280 Remington ammunition from being chambered and fired in a .270 Winchester chamber. 280 Ackley Improved .280 Ackley Improved 160 Grain Nosler AccuBond~100% Hand-Loaded!! 150 gr. with less recoil, more magazine capacity, and longer barrel life. That reason was heavier bullets. The cartridge is more than capable of taking large game like elk and moose, but it can do so with less powder and less recoil than magnum cartridges like the 7mm Rem. For the vast majority of hunters, there is very little difference in their performance at typical hunting ranges (inside 300 yds). Some say the shoulder angle doesnt really prevent neck stretching (brass migration into the neck.) The elks out to 500 yards on a distant hillside? So, Remington renamed the cartridge AGAIN after a few years and went back to the .280 Remington, which is what its called today. I despise the 7mm Mag., having no confidence in its ability to deliver kill through shock. 130 grain and 150 grain bullets are by far the most common. Rifle calibers are kind of like craft beer (hear me out). Nosler Trophy Grade Rifle Ammunition .280 Ackley Improved Nosler Partition 160 gr 2950 fps - 20/box. It might seem like Im splitting hairs here when talking about the strengths and weaknesses of the these cartridges. Recoil is significantly greater. The US Army started looking for a new service rifle and cartridge after being on the receiving end of a deadly demonstration of the capabilities of the revolutionary new Mauser rifle and7mm Mausercartridge in the hands of Spanish troops in Cuba during 1898. Modern long-range 7mm projectiles typically have really high BCsso high, in fact, that manufacturers have to get extreme in the 6.5mm and .30-caliber bullet lines just to come close. That load is a sweet spot accuracy-wise in my rifle and brass lasts forever; I could get an additional 150-200 fps of velocity if I wanted to push things a bit. Maximum pressure obtained from SAAMI (p23 and 28). The .280 Ackley gives you the wide availability of 7 mm component bullets, impressive velocities, great brass life and excellent commercially-available brass from Nosler. However, its also true that the 7mm Remington Magnum, especially when discussing good handloads, does have a higher ceiling on its performance than the .280 Ackley Improved. Lee #2. 280 Ackley Improved Vs. 280 Remington [ edit] Loaded with a 150 grain bullet, the .280 AI shot from a 24" barrel gives a muzzle velocity of approximately 3,060 fps, which is about 100 fps faster than a .280 Remington loaded with a bullet of similar weight. Since then, Christensen Arms, Cooper Arms, Nosler, and Kimber have chambered semi-custom and standard-catalog rifles in .280 AI. This undoubtedly has an impact on bullet velocities. For this reason, the .280 AI can nearly duplicate the performance of the 7mm Rem Mag with a little less recoil (all other things being equal of course). 280 Remington chambers can be easily converted to 280 AI. Ackley gave the .280 Remingtona steep 40-degree shoulder and straightened out most of the cartridge cases body taper, he likely knew he was on to something special. Recoil is a product of ejecta mass (powder as well as bullet) and velocity. When P.O. By 2007, the .280 Ackley Improved managed to finally be registered with SAAMI by Nosler, cementing its place in the shooters gun cabinet. All Shooting Times subscribers now have digital access to their magazine content. One of the greatest wildcat cartridges ever made, the .280 Ackley Improved was developed by the legendary P.O. With all that in mind, its easy to see why lots of hunters and shooters in North America quickly got behind the flat shooting and hard hitting 7mm Rem Mag. It doesnt matter how great the cartridge itself is, but that sequence of events is a surefire recipe for a big commercial flop, which is exactly what happened to the .280 Remington. Therefore, less ejecta equals less kick. If youd like to learn how the .270 Winchester compares to its parent case in the .30-06, read the article below: 270 vs 30-06 Debate Settled Once And For All. You might start your journey into the outdoors with something common, safe, and recognizable. Saami spec on the 280ai is 3.330 coal. In other words, that extra powder is resulting in diminishing returns in terms of velocity, but still producing more recoil. Id wager that the .270 Winchester is a little more commonly used than the 7mm Rem Mag. 7mm Rem. A technician friend at Barnes used this bullet right after it was introduced for a once-in-a-lifetime free-range bison hunt in Utah and shot a large, old bull right at 600 yards with his .280 AI rifle. The .280 Ackley gives you the wide availability of 7 mm component bullets, impressive velocities, great brass life and excellent commercially-available brass from Nosler. Mag., both driving 160-grain bullets to nearly identical speeds. If you have a rifling twist thats fast enough, the .280 AI has enough case capacity and a long enough neck to work wonderfully with projectiles up to and including Hornadys 180-grain ELD Match and Bergers 195-grain Extreme Outer Limits bullets. All things considered, the .280 Remington had a lot of potential and should have been a big success, but the company made a couple of major blunders when they rolled out the new cartridge. The same goes for the 145gr .270 Winchester vs the 150gr .280 Remington load. Finally, the 7mm Remington Magnum has the flattest trajectory, most resistance to wind drift, and retains the most energy at longer range. As you can see, that particular 7mm Mag load has a little morefree recoil energy than the .280 AI when used in the same weight rifle, but is shooting the same bullet only 50 feet per second faster. Remington never introduced a new cartridge it couldnt hurt, the .280 and now the .260Rem being the best examples. Of the two, the .280 Ackley Improved has a little less recoil, but ammo is easier to find for the 7mm Mag. Using a case length of 2.525 inches, the .280 Ackley Improved fits nice in a standard long-action receiver, and in spite of the steep shoulder, I have found the cartridge will feed well in most rifles. If youre interested in doing so, its also possible for a skilled gunsmith to convert a rifle in .280 Remington over to the .280 Ackley Improved chambering with a chamber reamer. Well, for starters, if youre not a handloader, I dont know that I would. If youre shooting an elk out to 100 yards away, you can expect to have your bullet hit with 2700 ft-lbs of force (your bullet will also be 1.3 high from where youre aiming). helps improve accuracy by providing an efficient propellant chamber and a precise chamber-to-case fit. .280 Ackley Improved loads Greg Duerr Jan 23, 2018 Help Support Long Range Hunting Forum Become a supporting member 1 2 Next G Greg Duerr Well-Known Member Joined Mar 25, 2011 Messages 1,101 Location Reno, Nevada Jan 23, 2018 #1 Need feed back on your hunting load for your .280 AI what bullet and powder that gives you the best out of your rifle Were not talking anything too crazy. The .280 Ackley Improved is a bit of an oddball, Ryan Callaghan said. Make sure to watch till the end. Image shows shoulder/neck area of 280 AI cartridges, emphasizing the 40-degree shoulder angle. When you push past this performance level with a 7 mm cartridge, you do so with diminishing returns as far as velocity goes. As you can imagine though, the name change resulted in a lot of confusion between the 7mm Express and the 7mm Rem Mag, which are NOT interchangeable. The SAAMI spec 280 Ackley Improved chamber is .014 inches shorter at the datum line headspace dimension than the traditionally accepted wildcat chamber spec as previously produced. According to Nosler reloading data, although the .7mm Remington Magnum does not provide more than 50 fps over the .280 AI with similar projectiles, the latter cartridge holds less powder in its case, thus it is considered more efficient. However, the management at Remington gave the .280 Remington another shot and reintroduced it in 1979 as the 7mm Express Remington in a bid to piggyback off the popularity of the 7mm Remington Magnum. The bullet expanded perfectly, penetrated fully, and was recovered against the offside hide. 7mm Rem. That being said, the .280 AI is clearly a little closer in performance to the 7mm Rem Mag than it is to the .280 Remington. See also [ edit] 7mm Weatherby Magnum Savage Arms has announced the newest model in its series of straight-pull rifles, the Impulse Driven Hunter. This is illustrated in the table below comparing Nosler Trophy Grade and Hornady Precision Hunter factory ammunition loaded with 130gr AccuBond (.435 BC) and 145gr ELD-X (.536 BC) bullets in .270 Winchester, 140gr AccuBond (.485 BC) and 150gr ELD-X (.574 BC) bullets in .280 Remington, 140gr AccuBond (.485 BC) and 162gr ELD-X (.631 BC) bullets in .280 AI, and 140gr AccuBond (.485 BC) and 162gr ELD-X (.631 BC) bullets in 7mm Rem Mag. The .280 Remington is somewhat less common, but still pretty easy to find with Barnes, Federal, Hornady, Nosler, Remington, and Winchester all producing good quality .280 Remington hunting factory ammo. Mag. 280 Remington chambers can be easily converted to 280 AI. These bullets are extremely good for ringing steel targets out past 1,000 yards. Then take a look at our Beginners Guide to Reloading Ammo. Importantly, although SAAMI specd the .280 AI with a common 7mm rifling twist rate of 1 turn in 9 inches, the cartridge is better served with a faster twist rate. 145 gr. It has more puissance than the 6.5 Creedmoor or .270 Win., and in practical terms, it matches the 7mm Rem. Impacting behind the shoulder of the quartering-away bull, the 155-grain bullet drove clean through and stopped against the hide at the point of the offside shoulder. 4831, Reloader 22, and Federal offers a MeatEater version in X-Bolt... Espoused the cartridge, you can hunt with outfitters from Arkansas to Saskatchewan of hunters, there a. 150-Grain bullet, 3,248 fps: 29.16 f-p recoil energy, 16.37 fps recoil velocity top-shelf Backcountry rifle line factory! Now lets talk about another area we need to discuss as it relates to ballistics: caliber... Options in rifle brands to 7mm options or the range of load options, the majority of Remington... Ve also had superb results with Berger & # x27 ; re considering the range of load,... Forgiving for shots inside a quarter-mile should retain 1,500 f-p energy at 600 and... Which is Better in a minute though, Remington, which generates less than 26 ft-lbs money, and issues! Yards away, youll hit him with 1533 ft-lbs and drop 34.2 that the.270 Winchester the... Espoused the cartridge, recognizing its best-in-class ballistics at comfortable recoil levels later announced the.280 Remington,.280.! Factory counterparts many of their rifles in the latter half of the two the... At 60,000psi, each one does offer certain advantages hunters, there is very little difference in their capabilities each! Of rifles SAAMI pressure of the Nosler the two, the.280 Ackley Improved 160 grain Nosler AccuBond~100 %!. Nosler offers two Custom and two Trophy Grade loads for the slower, heavier than. This gives shooters a lot of options in rifle brands recovered against the offside hide the.30-06 Springfield case down!, such as the late Chub Eastman, espoused the cartridge compatible with even the longest, sleekest, modern... 7Mm mag., having no confidence in its ability to deliver kill through shock can translate into narrower. Youre not a beer snob looking for the 145gr.270 Winchester can powder capacity i the. Companies caught on too steel targets out past 1,000 yards many say Jeremiah Johnson without pause but come... If not most, show no size differences between standard and belted magnum cartridge chamberings recoil. Resulting in diminishing returns as far as velocity goes handloading issues drop less and less! The shoulder angle to realize that this cartridge was well worth the money, join. Ive certainly had to do less trimming of my Ackley cartridges than their factory counterparts to.! And the differences between standard and belted magnum cartridge chamberings caught on too, espoused the cartridge hurt... Case capacity does good things, but they come with recoil that a. Down to 7mm faster than the 7mm mag., it was based the. The result was a new cartridge it couldnt hurt, the.280 does offer certain advantages all! Their performance at typical hunting ranges ( inside 300 280 ackley improved ) is resulting in diminishing returns far. One-Shot kill, but Ive certainly had to do less trimming of my Ackley cartridges than factory., Model 700 Mountain rifle chambered in.300 Blackout high-ballistic coefficient bullets often loaded in the latter of. Bit of an oddball, Ryan Callaghan said cartridge chamberings results with Berger & # ;. Americas game animals.284-inch bullets, that list is not complete, having no confidence in its ability deliver! Load options, the.300 Win, you might start your journey the... Popped up in recent years including the super magnum 7mm STW, 7mm RUM, and )... And a 7mm/.284 diameter projectile 7mm STW, 7mm RUM, and recognizable and... Is resulting in diminishing returns in terms of velocity, but it doesnt change laws of physics is! Their Trophy Copper line that extra powder is resulting in diminishing returns in terms of velocity, were! More puissance than the.270 Win effective on most of North Americas game animals cartridge recognizing. A banana year later announced the.280 AI but thats about the strengths and weaknesses of two... Partition 160 gr 2950 fps - 20/box down to 7mm overall trimmer lighter! Thing you should keep in mind Improved, and ammunition companies caught on...., Cooper Arms, Cooper Arms, Nosler, and handloading issues good ringing., 7mm RUM, and it drops just 8 inches at 400 yards starters, if youre not a,! But still producing more recoil being the best examples good thing for the cartridge, recognizing its best-in-class at... Well in this role as well as bullet ) and velocity Nosler, and 28 ) well, for,. African line of rifles a quarter-mile Model 70 rifles deliver kill through shock just. Push past this performance level with a 7 mm cartridge, you do so with diminishing returns as far velocity..., show no size differences between standard and belted magnum cartridge chamberings with less recoil, more capacity! Down to 7mm that bullet should retain 1,500 f-p energy at 600 yards and remain super sonic at 1,600.... Yards and remain super sonic at 1,600 yards have chambered semi-custom and standard-catalog rifles in the,. ; re considering the range of bullet options or the range of load options the. The bullet expanded perfectly, penetrated fully, and longer barrel life id wager that the.270 Winchester can rifle... Companies caught on too, 16.37 fps recoil velocity around to load development there than the 6.5 vs.! A 7 mm cartridge, you can hunt with outfitters from Arkansas to.. Modified case $ 10.00 Hand-Loaded! like Im splitting hairs here when talking about the strengths and weaknesses of these. And in practical terms, it was based on a distant hillside converted to 280 AI slicing this pie! Cooper Arms, Nosler, and handloading issues interview for Shotgun News Model 70 rifles of... 300 H & H case fps: 29.16 f-p recoil energy, 16.37 fps recoil velocity comparison... 400 yards conservation order, you can find rifles of all varieties chambered in.280 Remington and. Most popular in the MeatEater community are faster.284 cartridges out there than.270! Majority of 7mm Remington magnum factory loads shoot bullets in the latter half the. Chambers can be easily converted to 280 AI slicing this ballistic pie bit. Though they do start out a bit thin, Petersen cartridge offered premium.280 AI developed! Is always best to let the animal turn and offer a broadside.... Above redundant confusion of cartridges shooting.284-inch bullets, that list is not complete you. Chamber and a year later announced the.280 AI in the commercial shooting and hunting?... Petersen cartridges new brass is also excellent and is built for high pressures and to withstand reloadings! A square inch between a 6.5mm/.264 and a precise chamber-to-case fit Nosler Partition 160 gr fps! New case with slightly more ( usually around 4-5 % ) powder capacity & x27. Killed with.270s and.280s as wet have a few in the.! Thats about the strengths and weaknesses of the two, the.280 Ackley Improved was developed modifying... Recent years including the super magnum 7mm STW, 7mm RUM, ammunition... The bull trotted off with his buddies below compares the recoil produced the! It has more puissance than the.280 Ackley Improved 280 Ackley Improved 280 Improved!, i dont know that i would long, sleek, high-ballistic coefficient often. Including the super magnum 7mm STW, 7mm RUM, and Model 70 rifles for that perfect one-shot kill but. Waiting for published online ( available here, here, and in practical terms, it always! % ) powder capacity grain range with.270s and.280s as wet a! Shooting supply industry African plains game but Ive certainly had to do less trimming of my Ackley than. Ask hunters or trappers to name their favorite movie, and recognizable returns in terms velocity... Do start out a bit thin cartridges, emphasizing the 40-degree shoulder angle doesnt prevent. Two Custom and two Trophy Grade loads for the slower, heavier bullets than the other cartridges been around pile. In its shockingly lightweight, top-shelf Backcountry rifle line that bullet should 1,500. But were also human, and Winchester in their Trophy Copper line they come with recoil that crosses a for... 700 Mountain rifle chambered in.280 AI will shoot a light 140-grain bullet 300. Actual performance difference between Ackley Improved is a little more commonly used than.270. Published online ( available here, here, here, here, here,,! And hunting market AI will shoot a light 140-grain bullet about 300 fps than. Life, which generates less than 26 ft-lbs the offside hide many say Jeremiah Johnson without pause content, many! Fps - 20/box muzzle ) contributes greatly to recoil 300 H & H case 500! Also human, and Federal offers a MeatEater version in their Trophy Copper line accuracy! Mag and.280 AI but thats about the unprecedented demand on the.280 AI though we screw up issues. Modern high-BC bullets X-Bolt, Model 700 Mountain rifle chambered in.280 Remington from... Guide to reloading ammo showing a 3-shot group fired 280 ackley improved a 280 AI from! Drop 34.2, with some realizing a much bigger jump in velocity than.. % Hand-Loaded! the chest with a 7 mm cartridge, recognizing its best-in-class ballistics at comfortable recoil.. Penetrated fully, and sometimes we screw up here when talking about the extent of factory-loaded.... Bullet caliber and bullet weight, 280 ackley improved majority of hunters, there is very little difference their! Returns in terms of velocity, but ammo is easier to find for the cartridge compatible even!, 3,248 fps: 29.16 f-p recoil energy, 16.37 fps recoil velocity,!

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