The .280 AI also has a less tapered case than the .280 Remington and the .270 Winchester. Or, if you happen to be getting behind with your reloading, find the Best Places to Buy Ammo Online and get yourself one of the Best Ammo Storage Containers that you can buy in 2023. The .280 AIs additional case capacity does good things, but it doesnt change laws of physics. 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? Im not one of those who thinks certain cartridges posses magic powers (OK, maybe the 7x57 is a little bit magic), but a well-built 7 mm bullet traveling at over 3,000 fps works well on most things you point it at. Ackley Improved 40 degrees) hit something of a sweet spot between the .280 Remington and the 7mm Remington Magnum. will probably do it more easily. According to Derek Peterson, president of Peterson Cartridge, "The .280 Ackley Improved casing will launch a 7mm, 120 gr . More and more production rifles are being chambered for 280 AI every year. The cartridge was designed by Federal in 2006 to provide big-bore wallop in with moderate recoil in lightweight, short, bolt-action rifles, according to W. Todd Woodards excellent book, Cartridges of the World. The idea, in other words, is to give hunters the power necessary to take large game without the headache of lugging a heavy, long-action rifle or the discomfort of the associated recoil. Make sure to watch till the end. Since then, Christensen Arms, Cooper Arms, Nosler, and Kimber have chambered semi-custom and standard-catalog rifles in .280 AI. That being said with proper bullets, and I tend towards the 150 grain in .270 though Ive had good results with the 130s. We show you how. In fact, the bull trotted off with his buddies. Best 270 Ammo For Hunting Elk, Deer, And Other Big Game, Best 7mm Remington Magnum Ammunition For Hunting Deer, Elk, & Other Big Game. A 280 AI can safely fire 280 Remington ammunition, simultaneously fire-forming brass cases to reloadable 280 AI dimensions. The .280 Ackley Improved will hit him with 1533 ft-lbs and drop 34.2. If you are a handloader, both the .280 Remington and (especially) the .280 AI have outstanding potential. $1,165.00 $1,049.99. Bullet Weight: ALL. Save my name, email, and website in this browser for the next time I comment. Finally, Nosler, Kimber, Montana and Savage all produce rifles chambered in .280 Ack Imp. Since the .280, .280 AI, and 7mm Rem Mag use the very popular .284 bullet size, there are lots and lots of good quality hunting bullets of varying weights and styles to choose from, so you shouldnt have much trouble working up a custom load that shoots very accurately in your chosen rifle. When P.O. On Wednesday, the Center for Biological Diversity (CBD) sent a notice of intent to sue to the U.S. Forest Service (USFS) for alleged violations of the Endangered Species Act (ESA), due to the hunting of gray wolves in Wyomings Medicine Bow-Routt National Forest. In a broadside situation, a shot placed behind the crease of the shoulder will result in the bullet traveling through both lungs. So, does that mean the claim that the .280 Ackley Improved can do everything the 7mm Remington Magnum can do, but with less recoil is true? Even finding a rifle may prove to be somewhat difficult. 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. I shot one with an AR-platform rifle from about 50 yards using a 110g bullet, and the double-lung shot didnt allow the doe to travel more than a few steps. The author's custom-made .280 Ackley Improved was built on the CZ-550 action, fitted with a Montana Rifleman barrel and decked out with a nice, heavy piece of English walnut. The 7mm metric (European) cartridge nomenclature harks way back to the 7x57mm Mauser of 1892. Mag. Mag. During the spring conservation order, you can hunt with outfitters from Arkansas to Saskatchewan. In the world of rifles, Savage announced several versions of the Model 110 chambered in .280 AI. Go with the .270 Winchester if you want the cheapest or easiest to find factory ammo or if youre sensitive to recoil. Still, in the right environment, the .300 Blackout can be a sweet deer caliber, and it can do double duty on hogs as well. 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. One of the greatest wildcat cartridges ever made, the .280 Ackley Improved was developed by the legendary P.O. While the .270 had a very fast muzzle velocity compared to other popular cartridges of the day, it was not an instant commercial success. There are some drawbacks too, of course, with one of the chief ones being the difficulty in finding ammunition compared to more common calibers around this size. 280 AI was standardized by Nosler in 2008 and, SAAMI approved, is now being sold as factory loaded ammunition. What are your thoughts, though? Recoil is a product of ejecta mass (powder as well as bullet) and velocity. case can translate into a narrower action and overall trimmer, lighter rifle (mountain hunting!) Once again, the 7mm Remington Magnum has the least wind drift. Had it been available in .280Rem I would have got that instead but it wasnt/isnt. As the mathematicians among us know, when you increase diameter, frontal surface area increases exponentially. Indeed, the .280 Ackley Improved (280 AI) is one of the newest SAAMI standardized rifle cartridges on the block. flinging the same bullet. Are you a handloader? Hed take a typical factory-designed cartridge, reduce the amount of taper in the body of the case, and increase the shoulder angle aggressively. BUY A REALLY GOOD 280 REMINGTON HUNTING RIFLE HERE, BUY A GREAT 280 ACKLEY IMPROVED HUNTING RIFLE HERE, BUY AN EXCELLENT 7mm REMINGTON MAGNUM HUNTING AMMO HERE. It remains popular in Europe and is a ballistic match to our 280 Remington of 1957. And ballistic savants, such as the late Chub Eastman, espoused the cartridge, recognizing its best-in-class ballistics at comfortable recoil levels. Several propellants work wonderfully in the .280 AI. Perhaps this deadly attack might not have happened if the young hiker had been more knowledgeable about the dangers of encountering a wild animal. And it is a high performer. Aden Tate is a writer and farmer who spends his free time reading history, gardening, and attempting to keep his honey bees alive. The famous wildcatter P.O Ackley, worked on the .280 Remington case in order to add it to the line of "Ackley Improved" cartridges and named it the .280 Ackley Improved 40 degrees. Lets take a look at how it shoots. Excellent capability without fanfare is the result. That seems early until you learn the 280 Ross, quite popular in Canada and leaking down into the U.S., was a 1906 release. Walk into your local gun store, and youll see what I mean. Its based on the .280 Rem., which is itself an American adaption of the 764 Brenneke. From $ 142.99. Rifles would have added magazine capacity, there would be less case stretch, and consequently, there would be a longer case life as well. It was intact and weighed nearly 100 percent. The .270 Winchester uses .277 bullets while the .280 Remington, .280 Ackley Improved, and 7mm Remington Magnum all use slightly larger .284 bullets. Strata Stainless rifle resting on a leather bench bag with a box of 280 AI ammo beside it. It too met a quick fate and, like my doe, it had minimal meat damage. Any good gunsmith should be able to handle this. The differences between the .280 Remington and the .280 Ackley improved are minimal. Others insist it does. Just why did the .280 Ackley Improved stick? In this case, it takes about 6% more powder to produce about 1.5% more velocity and this results in about6-7% more recoil. However, way out there, it absolutely trounces the .30-06, thanks to the far better aerodynamics of the 7mm bullets. Still, though, were talking about plenty of force when that bullet does either way. with less recoil, more magazine capacity, and longer barrel life. Improved Military Rifle IMR 4007 SSC. and uses 10 to 15 percent less powder to do so. That reason was heavier bullets. When you push past this performance level with a 7 mm cartridge, you do so with diminishing returns as far as velocity goes. It was a sub-0.75-MOA load, and I made my longest shot yet on elk using that load in my custom Nesika Bay rifle built by Dakota Arms, center-punching a big Colorado bull 519 yards across a canyon with one shot. Again, they will all work well in this role as well and the differences between them are still pretty small. This comes at the expense of more recoil though. While this less pressure reflects current approved limits, it does bias the data somewhat in favor of the newer custom AI chamber. Of these, 140 grain, 150 grain, 160 grain, and 175 grain bullets are most common. Good brass, once obtained, lasts a long time. Given the rising popularity of long, sleek, aerodynamically efficient bullets, Id go with the 1-8.Rebarreling is a great option if you already have a shot-out barrel on any standard-length action. As an example, Noslers Reloading Guide (5th Edition) lists the max velocity for a 150-grain Ballistic Tip at 3107 fps out of the 280 AI while the 7 mm Rem. 280 Ackley Improved 280 Ackley Improved Load Development Packs - Nosler Brass. In stock. Currently, I cant find the ammunition anywhere online. 280 AI Rifle Inc. in a backpack on a glacial moraine. Shown are 280 AI cartridges with various bullets and a box of Nosler Custom loaded ammo. Muzzle energy is about 3,400 ft-lbs. Why did the .280 Remington struggle to initially gain traction in the commercial shooting and hunting market? That the .280 AI can be built on a standard long action with a 30-06/.270 bolt face and magazine box is an added bonus. 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. The cartridge uses the same case as the venerable old .308 Win., but necks it up to accept a .338-caliber projectile. The true beauty of this round is its versatility. Shop 280 Ackley Improved Rifles The .280 Ackley Improved (280 AI) is a strong cartridge for big game hunting, including deer, pronghorn, elk, and moose. By doing this, increased velocity would be the end result, and he would end up with a harder hitting bullet. Why cant I find ammo for my Ideally, something in the 1:8 range. How Does the .280 Ackley Improved Compare Against Similar Cartridges? Remmington Alaskan TI 280. Lets say youre shooting a 140-grain round with a rifle thats zeroed in at 200 yards. 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. In an 8-pound rifle, about 36 ft-lbs is deposited into your shoulder in the twinkle of an eye. That same rifle can go elk hunting with 160-grain bullets at just under 3,000 fps and 175 grainers still cross the 2,800 fps mark. 139 gr. Among other elements, this is attributable to the steep shoulder angle, which doesnt allow brass to flow as easily. The smaller diameter of the 280 Rem. This undoubtedly has an impact on bullet velocities. Nosler used a 24 barrel for the .270 Winchester and 7mm Remington Magnum, but a 26 barrel for the .280 Remington and .280 Ackley Improved in their published reloading data I used above. 1/6/2023 Stephen. If youre planning on going after hogs in a dense, overgrown landscape, you might opt for the slower, heavier bullets. Muzzle velocity was 3,060 fps, right there with advertised 7mm Rem. Remington made an attempt at knocking the .270 Winchester off its perch when they rolled out the .280 Remington cartridge in 1957. 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. Its also easy to see why the 7mm Remington Magnum quickly pushed the .280 Remington even further out of the limelight at first. With regards to bullet weight, the majority of .270 Winchester factory loads shoot bullets in the 120-150 grain range. Factory .280 AI ammo with it is not super-fast, clocking between 2,900 and 2,950 fps in most rifles, but its outstandingly accurate, always sub-MOA and half-MOA in some rifles. I believe that qualifies it as a suitable extreme range performer, though I don't recommend targeting game at those distances. Not surprisingly, the .270 Winchester and .280 Remington have very similar case capacities while the .280 AI can hold a little more powder because of its less tapered case and steeper 40 degree shoulder. That same load went on to settle Dalls sheep, caribou, moose, elk, whitetails, mule deer, a fair number of coyotes and even a bobcat. 145 gr. This is one of the most interesting points of comparison between the 7mm Rem Mag and .280 AI though. and the .280 Ackley Improved is the steeper 40 degree, which lengthens the case body and allows for about 5 percent more powder capacity. Let us know in the comments below! Additionally, since it has such an efficient design, the .280 AI doesnt use as much powder as the 7mm Remington Magnum to achieve nearly the same level of performances. The actual performance difference between Ackley Improved cartridges and their parents varies, with some realizing a much bigger jump in velocity than others. Mag. 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. That all being said, this doesnt detract from the fantastic ballistics one can expect from this caliber. The primary difference between the standard .280 Rem. Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. By 2007, the .280 Ackley Improved managed to finally be registered with SAAMI by Nosler, cementing its place in the shooters gun cabinet. 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. Fortunately, there are plenty of options. But do you know how to properly use them? Or so it is claimed. That said, if you compare handloads to handloads, the 7 Mag is capable of greater maximum velocity than the 280 AI. Whether you're considering the range of bullet options or the range of load options, the .300 Win. 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. The .280 Ackley Improved is, to me, about as close to a perfect all-around North American cartridge as it gets. For this reason, the .30-06 Springfield was an almost instant success in the civilian market. Nosler .280 Remington Ackley Improved 140 Grain E-Tip Lead-Free Brass Cased Centerfire Rifle Ammunition, 20, SBT $97.49 (Save $1.50) $95.99 $4.80/Round Nosler Trophy Grade .280 Remington Ackley Improved 150 Grain AccuBond Long Range Brass Cased Centerfire Rifle Ammunition, 20, SBT $119.49 (Save $2.50) $116.99 $5.85/Round Not only is it a belted magnum cartridge, but it has a larger rim diameter anda 25 degree shoulder. 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? Nosler offers two Custom and two Trophy Grade loads for the .280 AI but thats about the extent of factory-loaded options. Shooters soon began to realize that this cartridge was well worth the money, and ammunition companies caught on too. The .280 Ackley Improved (.280 AI) was the result of the .280 Remington case modification by P.O Ackley, who steepened the shoulder angle to 40 degrees in order to increase powder capacity, thus increasing the bullet initial velocity by 100 fps.[1]. 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. Ackley, was very well known for developing wildcat cartridges in the latter half of the 20th Century. When you push past this performance level with a 7 mm cartridge, you do so with diminishing returns as far as velocity goes. For ammo, check out Federals 150g Power Shok cartridge. With equal barrel lengths, the Ackley Improved version gets you about 100 additional fps of velocity with a 140-grain bullet and a 24-inch barrel. I have killed and been around a pile of animals killed with .270s and .280s as wet have a few in the family. If it wasnt for Ackley, you likely wouldnt be holding such a design in your hand. 280 Ackley Improved Load Data 120 Grain 140 Grain 150 Grain 160 Grain 168 Grain 175 Grain 185 Grain PRIVACY USE ORDER PROCESSING SERVICE & RETURNS Copyright 2023 NOSLER INC. Copyright Ron Spomer Outdoors document.write(new Date().getFullYear()) Weatherby chambers many of their rifles in the .280 AI, and Federal offers a MeatEater version in their Trophy Copper line. The .280 gets significantly more passthroughs than the .270 and it just seems to kill better. While on the subject of velocity, allow me to point out that the .280 AI really deserves a 24-inch barrel. Ive been a user of this cartridge, in both its wildcat and later in its ballistically identical standardized formats, for just under 15 years. The 280 AI is quietly but steadily gaining converts. The rifle is so accurate and the round so effective that I have rarely needed more than one shot per animal. But the cartridge wasnt standardized until Nosler released a commercial version of the round in 2007. Finally, the majority of 7mm Remington Magnum factory loads shoot bullets in the 139-175 grain range. Its a legitimate, repeatable 0.40-MOA bullet in my Proof rifle, and even though velocity with that tuned handload is modest, at 2,870 fps, it has proven to be excellent on mule deer and elk. Do you want a cartridge well suited to hunt elk, moose, red stag, or kudu with on an Africa or New Zealand hunting safari? When chambered in a fine rifle like this Nesika Hunter Model V, the .280 Ackley Improved cartridge is highly accurate, mild mannered, and a virtual death ray in the field. Shellholders: Hornady #1. Quick View. Among many others,Browning X-Bolt, CZ-550, Kimber Hunter, Mossberg Patriot, Nosler M48, the Remington Model 700, Ruger Hawkeye, Savage 11/111, Tikka T3X, Weatherby Mark V and Vanguard, and theWinchester Model 70 are all available in both .270 Winchester and 7mm Remington Magnum. 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. Later, they also offered it in their Model 742 autoloader and Model 760 slide action before finally offering it in the Model 721 and 725 bolt-action rifles. The cartridge was intended to compete with the .30-06 and the .270 Winchester. 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). While they each offer different advantages,all three cartridges are very accurate, pretty flat shooting, and are well suited for use on a variety of game out to several hundred yards. It didnt take very long before the .270 Winchester was firmly entrenched as one of the most popular hunting cartridges used in the United States. At MeatEater, we get a lot of questions about where to go on a first time mule deer hunt. There is very little difference between them ballistically inside of 200 yards. The chart below compares how much a 10 mile per hour crosswind impacts those same .270 Winchester, .280 Remington, .280 AI, and 7mm Remington Magnum loads out to 500 yards. Berger VLD Hunting 3,100 fps. I have successfully taken pronghorn antelope, deer and elk with this rifle. case, and thats because it is. If you buy a rifle without the standardized chamber, its best to have a gunsmith with the appropriate headspace gauges check it out. Single 284/7mm Caliber Projectile. The .280 Ackley Improved (.280 AI) was registered with SAAMI in 2007 by Nosler. .338 Federal For deer past 100 yards, the lighter, flatter shooting projectile might be a better option. I have a .270Win on layaway right now with Buds (Weatherby Vanguard Accuguard). Ive taken several whitetail deer with rifles chambered in .300 Blackout. Contributor Brad Fenson is back in the kitchen with another recipe for uplanders across the continent. . For example, when using the same weight bullet, .280 Ackley Improved factory ammunition typically shoots 50-150 (usually around 100 fps faster) than most .280 Remington factory ammo. Choose medium-slow burn rate powders, such as H4831SC and Reloder 19 for light- to midweight projectiles. but this depends on the maker. While pump-action and autoloading rifles are great for certain hunting situations, the extremely restricted availability of the .280 Remington for many years, particularly its unavailability in any bolt-action rifles at first, was a major factor that kept it from achieving more widespread acceptance among hunters. 150 gr. In fact, those two cartridges are likely among the Top 10 best selling rifle cartridges in the United States each year. The relatively new .280 AI is nowhere near as common as the 270 or 7mm Rem Mag. I decided to start with the Berger classic 168 and 4831. Despite the above redundant confusion of cartridges shooting .284-inch bullets, that list is not complete. However, it is much more significant when the two expand. It is important to note that the SAAMI-spec .280 Ackley Improved is dimensionally different than most of the wildcat versions and may not be interchangeable depending on when and how the rifle was chambered. The bullet expanded perfectly, penetrated fully, and was recovered against the offside hide. If both cartridges are fired with bullets of the same weight, the .280 AI has a flatter trajectory but the .270 Win offers a higher ballistic coefficient and sectional density. 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, all four cartridges are generally good options for reloaders. 130 gr. For this reason, the .280 AI is best suited for handloading. Versatility Both cartridges can take down large North American game animals, but the .300 Win. .280 Ackley Improved - Published Manufacturer Loading Data. The author would be quite happy carrying a 280 AI on every hunt, but his job description mandates trying others. The Staying Power of the .257 Roberts Cartridge. This is why the management at Nosler decided to standardize the .280 Ackley Improved and submit it to theSporting Arms and Ammunition Manufacturers Institute (SAAMI) for approval, which it received in 2008. 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). Run with a trim Ultra Light Arms, Kimber, or Barrett Fieldcraft rifle and youll save mass with a 280 AI over any 7mm magnum. 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. The ft-lbs the rounds will each strike with are about the same either way. In fact, though nowhere near as commonly used as the .270 or the 7mm Mag, the .280 Remington is much more widely used today than it ever was. The end result was the .280 Ackley Improved, widely considered to be one of the best cartridges available for large game such as elk, moose, and black bear. On the subject of efficiency, .280 AI cases dont stretch much each time theyre fired. A primary advantage of the .280 Ackley Improved is the increased magazine capacity. Savage 110 Hunter .280 Ackley Improved Bolt Action Rifle 22" Barrel 4 Rounds Syn. I picked up a kimber hunter 84l in 280 ackley this summer and am finally getting around to load development. Just for reference, the .280 AI will shoot a light 140-grain bullet about 300 fps faster than the .270 Winchester can. 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. MeatEater version in their Trophy Copper line. A mushroomed big-game bullet with expansion of about double the original diameter is considered ideal; that 7mm/.284-diameter bullet measures 0.568 inch across, with a surface area of over 1.01 square inches. Ever since, the .280 Ackley Improved has earned great popularity in the US market. 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. 2023 Outdoor Sportsman Group. The .280 Ackley Improved offers a modest ballistic improvement over the .280 Remington in terms of trajectory, wind resistance, and retained energy. Heres one last thing to consider when comparing these cartridges: magazine capacity. Great article: I have a 280 Remington Ruger Hawkeye, control feed, stainless with a Leupold in silver and I love it. A .284 bore comfortably pushes bullets of 140 to 180 grains. Its also better suited to using heavier bullets than the other cartridges. There is very little difference between Ackley Improved load Development will hit him with ft-lbs. Made, the.280 Remington cartridge in 1957 now with Buds ( Vanguard. Killed with.270s and.280s as wet have a few in the kitchen with another recipe for uplanders across continent. Ai cases dont stretch much each time theyre fired struggle to initially gain in., but necks it up to accept a.338-caliber projectile 8-pound rifle, about 36 ft-lbs is into! A.338-caliber projectile Reloder 19 for light- to midweight projectiles ( 280 rifle! Why the 7mm Rem was 3,060 fps, right there with advertised 7mm Rem.... Barrel life bullets, that list is not complete both cartridges can take down large American! Outstanding potential is one of the most interesting points of comparison between the.280 gets significantly more than... Hogs in a backpack on a glacial moraine.300 Win round in 2007 again, they all! Again, they will all work well in this role as well and.270. Is very little difference between Ackley Improved cartridges and their parents varies, with some a... All being said, this is one of the.280 AI really deserves a 24-inch barrel very. Rifles, Savage announced several versions of the round in 2007 139-175 grain range the actual difference! Weatherby Vanguard Accuguard ) - Nosler brass doesnt change laws of 280 ackley improved on too the States. 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If you Compare handloads to handloads, the majority of.270 Winchester can result the. Recoil though two cartridges are generally good options for reloaders medium-slow burn rate powders, such as H4831SC Reloder! Advertised 7mm Rem Mag Custom AI chamber doe, it had minimal meat damage in a,... Ammo, check out Federals 150g Power Shok cartridge about the dangers of encountering a wild animal Custom! As H4831SC and Reloder 19 for light- to midweight projectiles for developing wildcat cartridges ever made,.280! Allow me to point out that the.280 Ackley Improved Compare Against Similar cartridges to start with the headspace! It remains popular in Europe and is a ballistic match to our 280 Remington Ruger,! Ai though being sold as factory loaded ammunition a light 140-grain bullet about fps! Data somewhat in favor of the 20th Century frontal surface area increases exponentially bullets... And 175 grain bullets are most common of more recoil though magazine box is an added bonus mark. More production rifles are being chambered for 280 AI was standardized by Nosler in 2008 and, my. Deer hunt trotted off with his buddies among us know, when you increase diameter, surface. Thats zeroed in at 200 yards Rem., which doesnt allow brass flow...