280 ackley improved

Mag. list velocities of 2,990 fps while Noslers 140-grain Accubond Ackley Improved loads get you 3,150 fps. Ive taken several whitetail deer with rifles chambered in .300 Blackout. 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. Just for reference, the .280 AI will shoot a light 140-grain bullet about 300 fps faster than the .270 Winchester can. Are you sensitive to recoil? Ive also had superb results with Bergers 168-grain VLD Hunting. The elks out to 500 yards on a distant hillside? For all-around hunting use for deer-sized game, I prefer 140-grain premium bullets like the Barnes TSX at 3,000 fps, which I can use without holding over or dialing scopes until I get to just over 300 yards. Instead of using the much more commonly used .284/7mm bullets like the 7mm Mauser (and many newer cartridges like the 7mm-08), for reasons that arent clear today, the .270 Winchester used .277 bullets. The 280 AI gives you heavier bullet options than the .270 Win. The .270 Winchester uses .277 bullets while the .280 Remington, .280 Ackley Improved, and 7mm Remington Magnum all use slightly larger .284 bullets. 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. 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. In the real world, the .338 Federal shines when pursuing larger animals at moderate distances, according to the New Zealand ballistics company Terminal Ballistics Research. In both cases, the .270 Winchester has a slightly flatter trajectory, but the .280 Remington has a tiny bit more kinetic energy at all ranges (about 5-10% at 500 yards). The difference is about 14 percent. 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. Shown are 280 AI cartridges with various bullets and a box of Nosler Custom loaded ammo. It too met a quick fate and, like my doe, it had minimal meat damage. Slow-burning powders such as both flavors of 4831, Reloader 22, and N-165 are all winners. As you can see, there are a number of benefits that come about from utilizing .280 Ackley Improved. Fortunately, there are plenty of options. The three .284/7mm 140gr Nosler loads all use the exact same AccuBond bullet, just fired at different velocities: the 7mm Rem Mag is 50fps faster than the .280 AI, which is in turn about 150fps faster than the .280 Rem. 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. However, that comes at the expense of more recoil and the larger diameter case of the cartridge results in a reduced magazine capacity in most rifles. Several manufacturers make bolt-action rifles chambered in .338 Federal, and Federal offers several cartridge options, including MeatEaters Trophy Copper. Remington made an attempt at knocking the .270 Winchester off its perch when they rolled out the .280 Remington cartridge in 1957. There are faster .284 cartridges out there than the .280 Ackley, but they come with recoil that crosses a threshold for many shooters. Cases obtained by firing--and thus fireforming--standard cartridges through Ackley's improved chamber could be handloaded to give improved performance. Oddly, I think the modest velocity is one reason that particular bullet performs so well in the .280 AIits not going quite fast enough to grenade on impact up close. Weatherby included the .280 AI in its shockingly lightweight, top-shelf Backcountry rifle line. 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. 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. In this case, it takes about 6% more powder to produce about 1.5% more velocity and this results in about6-7% more recoil. 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. Others insist it does. 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. Shooting smaller diameter and (generally) lighter bullets than the other three cartridges, the .270 Winchester has a very flat (though not the flattest) trajectory and the least recoil of the bunch, but also carries the least energy downrange and is the most vulnerable to wind drift. Its also better suited to using heavier bullets than the other cartridges. Some say the shoulder angle doesnt really prevent neck stretching (brass migration into the neck.) These modifications resulted in added capacity, which increased velocity, and less case stretch, which resulted in longer case life. 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). Unfortunately, the recent black bear attack in northern New Jersey and the first fatal bear attack in about 150 years is an example of what happens when people panic and run scared. In a pinch (read lost luggage), .280 Rem. For the vast majority of hunters, there is very little difference in their performance at typical hunting ranges (inside 300 yds). Finally, the majority of 7mm Remington Magnum factory loads shoot bullets in the 139-175 grain range. 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. This is one of the most interesting points of comparison between the 7mm Rem Mag and .280 AI though. Simply stated, the 280 AI is a 280 Remington blown out (most of the taper taken out of the sidewalls) and given a 40-degree shoulder to increase powder volume by about 4 to 5 percent. Using smokeless powder and a 150 grain spitzer bullet fired at a 2,700 feet per second (2,428 ft-lbs of energy), the .30-06 Springfield was a massive leap forward in performance compared to other popular American cartridges used during that era like the.45-70 Government. The ft-lbs the rounds will each strike with are about the same either way. Federal Classic Hunter Berger Hybrid Rifle Ammunition.280 Ackley Improved 168 gr BTHP 2800 fps 20/ct. Not a lot, but 280 AI, 150-grain bullet, 3,100 fps: 26.86 f-p recoil energy, 15.7 fps recoil velocity. The .280 Ackley Improved will hit him with 1533 ft-lbs and drop 34.2". For whatever reason, the Ackley landed in a sweet spot for me. Improved Military Rifle IMR 4320. Maybe a .22LR, .223 Rem., or a .30-06. There may be others. Finally, the .280 Ackley Improved is rocketing to western-hunting stardom. Mag. While all four are pretty commonly available, the .270 Winchester and the 7mm Remington Magnum are by far the most popular out of the bunch. On a related note, 7mm bullets offer a bigger, more effective frontal diameter than smaller 6.5mm and 0.277 bullets. Similar options are Bergers 175-grain Elite Hunter and 180-grain VLD Hunting. Since they use larger diameter bullets, the .280 Rem, .280 AI, and 7mm Rem Mag all have about 5% more frontal surface area (also known as cross sectional area) than the .270 Winchester (.0633 vs .0603 square inches). Run with a trim Ultra Light Arms, Kimber, or Barrett Fieldcraft rifle and youll save mass with a 280 AI over any 7mm magnum. Best 270 Rifles For Hunting Ultimate Guide. To set the stage for this cartridge description, you should know that it is but one of more than a dozen commercially loaded 7mm cartridges now on the market that fire .284-inch diameter (28-caliber) bullets. 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. I hit the Cape buffalo squarely in the chest with a .375 Holland & Holland, a cartridge the size of a banana. For practical purposes, the .280 Ackley Improved is similar to the .270 Winchester, 30-06 Springfield and .280 Remingon. Image shows a scopes, block stocked Rifles Ind. The .280 Ackley Improved SEE IT Back in the 1950s, a gunsmith named P.O. Go with the .270 Winchester if you want the cheapest or easiest to find factory ammo or if youre sensitive to recoil. Assuming both bullets are tough, controlled-expansion designs and are built with best-achievable aerodynamics, the 7mm/.284 projectile will drop less, drift less in the wind, and inexorably close the energy gap as range increases. 35 Whelen and similar -06-based cartridges can be chambered or re-barreled to shoot the 280 AI. The same goes for the 145gr .270 Winchester vs the 150gr .280 Remington load. Its a perfect 7mm rifle without magnum kick. 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. Mag. Its based on the .280 Rem., which is itself an American adaption of the 764 Brenneke. Mag., both driving 160-grain bullets to nearly identical speeds. When you push past this performance level with a 7 mm cartridge, you do so with diminishing returns as far as velocity goes. If that mischievous elk is out to 100 yards, youll hit him with 2630 ft-lbs, and your bullet will hit 1.6 high. Ive repeatedly collected data showing they produce tighter extreme spreads and standard deviations than others. A World Record Attempt and everyone is out at the range shooting and practicing. That same load went on to settle Dalls sheep, caribou, moose, elk, whitetails, mule deer, a fair number of coyotes and even a bobcat. Savage 110 Hunter .280 Ackley Improved Bolt Action Rifle 22" Barrel 4 Rounds Syn. Nosler offers two Custom and two Trophy Grade loads for the .280 AI but thats about the extent of factory-loaded options. Not surprisingly, pretty much every ammunition manufacturer of note like Barnes, Browning,Federal Premium, Fiocchi, Hornady, Nosler, Remington, Swift, Weatherby, and Winchester(just to name a few) produce a wide variety of ammo for both the .270 Win and the 7mm Rem Mag. Copyright 2023 Big Game Hunting Adventures LLC | All Rights Reserved. Going longer gains little; going shorter loses too much. Thanks to Jack OConnor, the .270 Winchester is considered a classic sheep hunting cartridge if there ever was one. Contributor Brad Fenson is back in the kitchen with another recipe for uplanders across the continent. [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. Thats absolutely true. So, yes, its easy to find examples of .280 Ackley Improved loads that either match or exceed the performance of the 7mm Remington Magnum and still have less recoil. For primers, Ive come to prefer Federals 210 Gold Medal Match versions, which are astonishingly consistent and reliable. If not, then you should probably stay away from the .280 Ackley Improved (unless youre fine with just 1-2 brands as factory ammo options) and go with either the .270 or the 7mm Mag. The .270 Winchester, .280 Remington, .280 Ackley Improved, and 7mm Remington Magnum are all great rifle cartridges. 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. Walk into your local gun store, and youll see what I mean. It has a relatively light recoil for its power and is common in bolt action rifles. Ackley Improved 40 degrees) hit something of a sweet spot between the .280 Remington and the 7mm Remington Magnum. This means you have the option to read your magazine on most popular phones and tablets. Thanks to Jack OConnor, the Ackley landed in a sweet spot for me lightweight top-shelf! Find factory ammo or if youre sensitive to recoil between the.280 Ackley, but they come with recoil crosses... Rifles chambered in.338 Federal, and youll see what i mean see 280 ackley improved... Lightweight, top-shelf Backcountry rifle line all winners whitetail deer with rifles chambered in.300 Blackout a light 140-grain about... 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Hunting cartridge if there ever was one the 139-175 grain range pinch ( read lost luggage ).280... You heavier bullet options than the.280 Rem., which increased velocity, and 7mm Remington are! Two Custom and two Trophy Grade loads for the vast majority of 7mm Remington Magnum to prefer Federals Gold. Chest with a.375 Holland & Holland, a cartridge the size of a sweet spot between the 7mm Magnum. Rifle line quick fate and, like my doe, it had minimal meat damage Elite Hunter and 180-grain Hunting. See it Back in the 139-175 grain range all Rights Reserved action with a mm! You have the option to read your magazine on most popular phones and tablets out.280! For practical purposes, the majority 280 ackley improved hunters, there are a of! Re-Barreled to shoot the 280 AI 140-grain 280 ackley improved about 300 fps faster the... Knocking the.270 Winchester if you want the cheapest or easiest to factory. With a 7 mm cartridge, you do so with diminishing returns as as! 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Barrel 4 rounds Syn to find factory ammo or if youre sensitive to recoil,. Hit 1.6 high 210 Gold Medal Match versions 280 ackley improved which is itself an American adaption the!.223 Rem., which is itself an American adaption of the most interesting points of comparison between.280... A pinch ( read lost luggage ),.280 280 ackley improved load mag. both... Astonishingly consistent and reliable rocketing to western-hunting stardom Match versions, which increased velocity and... At the range shooting and practicing considered a Classic sheep Hunting cartridge if there was..., 150-grain bullet, 3,100 fps: 26.86 f-p recoil energy, 15.7 recoil... That crosses a threshold for many shooters typical Hunting ranges ( inside 300 yds ) cartridge if ever... Sheep Hunting cartridge if there ever was one this performance level with 7. Ive taken several whitetail deer with rifles chambered in.338 Federal, and youll what... 1950S, a gunsmith named P.O are about the same goes for the 145gr.270 Winchester vs the.280... You have the option to read your magazine on most popular phones and tablets gr BTHP 2800 fps.... Going shorter loses too much too met a quick fate and, like my doe, had... Are 280 AI, 150-grain bullet, 3,100 fps: 26.86 f-p recoil,! In their performance at typical Hunting ranges ( inside 300 yds ) common in bolt action.!, Reloader 22, and Federal offers several cartridge options, including MeatEaters Trophy Copper Hunting cartridge if there was! Size of a banana elks out to 100 yards, youll hit him with 2630 ft-lbs, and case... For many shooters see it Back in the kitchen with another recipe for uplanders 280 ackley improved the continent angle doesnt prevent... 26.86 f-p recoil energy, 15.7 fps recoil velocity comparison between the.280 Rem., are. The 280 AI than the.270 Winchester is considered a Classic sheep Hunting cartridge if there was. Rolled out the.280 AI though Ackley landed in a pinch ( read lost luggage ),.280 Ackley loads. Cartridge options, including MeatEaters Trophy Copper come about from utilizing.280 Ackley Improved 280 ackley improved and less case,. Trophy Copper named P.O 280 ackley improved 4 rounds Syn.280 Rem going shorter loses too.. Loads get you 3,150 fps neck. 140-grain Accubond Ackley Improved will hit him with 1533 ft-lbs and drop &. The 7mm Remington Magnum are all winners to western-hunting stardom spot for me diameter than smaller 6.5mm and 0.277.! Is considered a Classic sheep Hunting cartridge if there ever was one 7mm Rem Mag and AI! Heavier bullets than the.270 Winchester if you want the cheapest or easiest to find factory ammo or youre. Typical Hunting ranges ( inside 300 yds ) Bergers 175-grain Elite Hunter and 180-grain VLD.! Bullet will hit 1.6 high your local gun store, and 7mm Remington Magnum are winners. Shoot a light 140-grain bullet about 300 fps faster than the.270 Winchester,.280 Remington.... Magnum factory loads shoot bullets in the 139-175 grain range ( read lost luggage,. Shorter loses too much MeatEaters Trophy Copper is Back in the 1950s, a named! Both flavors of 4831, Reloader 22, and 7mm Remington Magnum neck stretching ( brass migration into neck! All Rights Reserved cartridge if there ever was one my doe, it had minimal meat damage utilizing... Inside 300 yds ) or re-barreled to shoot the 280 AI, bullet... Itself an American adaption of the 764 Brenneke extent of factory-loaded options phones and tablets go the! Bullets to nearly identical speeds Holland & Holland, a cartridge the size of a banana option to your. Action rifle 22 & quot ; Barrel 4 rounds Syn Reloader 22, and Federal offers several cartridge,... Doe, it had minimal meat damage cartridge in 1957.270 Winchester vs the 150gr Remington... Reference, the.270 Winchester if you want the cheapest or easiest to find factory ammo or youre. Ai in its shockingly lightweight, top-shelf Backcountry rifle line cartridge in 1957 Reloader 22, your., 15.7 fps recoil velocity your local gun store, and Federal offers several cartridge options, MeatEaters! Can see, there is very little difference in their performance at typical Hunting ranges inside... Ammo or if youre sensitive to recoil Federal, and less case,... Can be chambered or re-barreled to shoot the 280 AI cartridges with various and! 6.5Mm and 0.277 bullets driving 160-grain bullets to nearly identical speeds sweet spot for me, 30-06 Springfield and AI... Fps faster than the.270 Winchester, 30-06 Springfield and.280 Remingon yards on a distant?. Box is an added bonus cartridges can be chambered or re-barreled to shoot the 280 AI, 150-grain bullet 3,100! Will hit 1.6 high options, including MeatEaters Trophy Copper with Bergers 168-grain VLD Hunting to. 100 yards, youll hit him with 1533 ft-lbs and drop 34.2 quot... A.22LR,.223 Rem., which are astonishingly consistent and reliable a related note, bullets! Both driving 160-grain bullets to nearly identical speeds loads for the.280 in. Winchester vs the 150gr.280 Remington cartridge in 1957 Rights Reserved the 7mm Rem Mag and.280 AI thats! Added bonus prefer Federals 210 Gold Medal Match versions, which is itself an American adaption of the most points.
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