For 2019, Ruger has introduced a new model of its popular AR-556 MPR chambered for the straight-walled .450 Bushmaster cartridge. The bolt is machined from high-strength superalloy, and engineered with tapered lugs to support the large case head of .450 Bushmaster ammo.
Ruger continues to grow its line of AR-15 caliber compatible American bolt-action Ranch rifles with the addition of a new model chambered for the straight cased .450 Bushmaster cartridge. Coming to market for less than $600, the Ruger American Rifle Ranch in .450 Bushmaster presents a great value in a chambering perfect for hunting in most of the U.S.
Ruger continues to grow its line of AR-15 caliber compatible American bolt-action Ranch rifles with the addition of a new model chambered for the straight cased .450 Bushmaster cartridge.