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The .450 Bushmaster is descended from the Thumper concept popularized by the gun writer Jeff Cooper.Cooper was dissatisfied with the small-diameter 5.56×45mm NATO (.223 Remington) of the AR-15, and envisioned a need for a large bore (.44 cal or greater) cartridge in a semi-automatic rifle to provide one-shot kills on big-game animals at 250 yards.
The Bushmaster ACR is a modular semi-automatic rifle that is available for the civilian market in 5.56×45mm NATO, 6.8mm Remington SPC, .450 Bushmaster and .300 AAC Blackout. ACR BASIC – 16.5 in (419mm) barrel ACR ENHANCED – 16.5 in (419mm) barrel [9] ACR DMR – 18.5 in (470mm) barrel [38] ACR SBR – 10.5 in (267mm) barrel [39]
STANAG magazines loaded with .223 Rem (left) and .450 Bushmaster (right) Over the years different cartridges that fit into the STANAG magazine emerged, some rounds like .300 AAC Blackout have the same rim diameter as .223 Remington and only require a barrel change to be used in a firearms that was previously using in .223 Remington .
Ranch: short-barrel carbine version of the Predator model with a 16.12 in (409 mm) threaded alloy steel Medium Palma barrel, with an overall length of 36 in (910 mm), chambered for 5.56 NATO/.223 Rem (Model # 6965), .300 Blackout (# 6968), .450 Bushmaster (# 16950 and # 16978), .350 Legend and 7.62 Soviet cartridges (# 16976), and comes with ...
.450 Bushmaster [6] Action: Short-stroke gas-operated piston, rotating bolt [5] Muzzle velocity: 3150 ft/s (960 m/s) (With 5.56x45mm NATO M855A1 ammunition) [7] Effective firing range: 900m [1] Feed system: 10, 20, & 30-round box magazine: Sights: Picatinny rail for mounting Picatinny mounted iron sights or various optical sights
Wildcats are not governed by C.I.P. or SAAMI rules so wildcatters can capitalize on achievable high operating pressures. With the .284 Winchester as the parent case wildcatters have created 6mm-284, 6.5mm-284, .284 Shehane, .30-284, .338-284, .35-284, .450 Bushmaster and the .375-284 variants and the .475 Wildey Magnum pistol cartridge.
The Bushmaster M17S was a semi-automatic bullpup rifle that was manufactured by Bushmaster from 1992 until 2005. The BAR-10 was meant to compete in the .308 market against ArmaLite 's AR-10 series rifles and Springfield Armory 's M1A Rifle by offering a .308 rifle that could accept the relatively inexpensive metric and inch pattern FN FAL ...
The cannon is a larger and more modern version of the 35 mm Bushmaster III chain gun, which itself is a larger version of the 25 mm M242 Bushmaster cannon. Although its shells, 50 x 228 mm, are twice the diameter of the 25×137mm cartridge of the M242, the 50mm cannon is not much longer than the smaller weapon. [ 2 ]