10.5" AR15 .450 Bushmaster Barrel AR15 Barrel AR15-Barrel .450-Bushmaster

This AR-15 Barrel is a 10.5" heavy profile barrel made of 4150 chrome moly vanadium steel with a parkerized finish, a carbine length gas system with a 1:24 twist rate. The barrel is chambered in .450 Bushmaster and machined with single feed ramps in the barrel extension.