Our 450 Bushmaster barrels have been machined from 416R Stainless Steel. The barrel features a Mod HBar profile with M4 feed ramps and has a matte finish. We offer this 10.5″ barrel with a Carbine Gas System featuring a .750 gas journal with 1″ masked approach.
Our TYPE-A barrels are guaranteed to give sub Minute of Angle (MOA) accuracy with match grade ammunition.
Sub MOA is defined as a 3 shot magazine feed or 5 shot single loaded group size of 1 inch or under at 100 yards.
If you are not fully satisfied with the quality and accuracy of your barrel, please contact us at firstname.lastname@example.org. The customer will be responsible for the initial return of the barrel however, if defects are found, we will not only replace the product but take care of your shipping cost.