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There are also many more factory loads available for the .270 Winchester over the .280 Remington at a lower price point due to the .270's much greater popularity. [ 2 ] Renowned for being a strong advocate of the .270 Winchester, gun writer Jack O'Connor 's last rifle was a Ruger M77 restocked by Alvin Biesen but this time chambered in .280 ...
The .280 Ackley Improved (.280 AI) was the result of the .280 Remington case modification by P.O Ackley, who pushed out the sidewalls at the shoulder to near parallel and steepened the shoulder angle to 40 degrees in order to increase powder capacity, thus along with increasing the allowable pressure, resulted in increasing the bullet initial velocity by approximately 100 fps.
.270 British: Designed at the same time as the .280 British . It has a slightly smaller bullet diameter of .279 in (7.1 mm) (versus .284 in or 7.2 mm for the .280) but a lighter bullet (93 to 100 gr or 6.0 to 6.5 g) with a greater muzzle velocity (2,750–2,800 ft/s or 840–850 m/s), longer case (1.8 in or 46 mm) and shorter overall length (2. ...
The rimless cartridge has a base diameter of 11.3 mm (like the Russian 7.62×39mm) and a case length of 46 mm. [2] The bullet is a standard .270/.277 caliber bullet with a light 100 gr weight with a muzzle velocity of 840 m/s (2,800 ft/s), similar in performance to the later 6.8mm Remington SPC. It was not good at long range, but its slender ...
.260 Remington.264 LBC-AR.264 Winchester Magnum.270 Weatherby Magnum.270 Winchester.270 Winchester Short Magnum.275 H&H Magnum.275 No 2 Magnum.275 Rigby.276 Enfield.276 Pedersen.277 FURY.277 Wolverine.28 Nosler.280 Ackley Improved.280 British.280 Flanged.280 Jeffery.280 Remington.280 Ross.284 Winchester
The .270 Winchester is a rifle cartridge developed by Winchester Repeating Arms Company in 1923, and it was unveiled in 1925 as a chambering for their bolt-action Model 54 [3] to become arguably the flattest shooting cartridge of its day, only competing with the .300 Holland & Holland Magnum, also introduced in the same year.
.280 Remington.308 Winchester.30-06 Springfield United States: 1955 Remington Model 742: Remington Arms.243 Winchester.280 Remington.308 Winchester 6mm Remington.30-06 Springfield United States: 1960 Remington Model 760: Remington Arms.30-06 Springfield.300 Savage.35 Remington.222 Remington.223 Remington.243 Winchester.270 Winchester.280 Remington
The .284 Winchester was designed to achieve .270 Winchester and .280 Remington performance from the new Winchester Model 100 autoloader and Winchester Model 88 lever-action rifles. The result was a 7 mm cartridge with about the same overall length as the .308 Winchester but with a wider body, that yields a powder capacity about the same as that ...