350 Legend MP 1:16 Carbine CrMoV 5/8-24, Nitride | Selectable
350 Legend MP 1:16 Carbine CrMoV 5/8-24, Nitride | Selectable, Match-quality barrel feature Nitromet salt bath nitride to give them maximum wear resistance and durability that standard barrel finishes just can't match. Barrel has a Nitromet nitrided bore treatment for longer life than chrome without affecting accuracy. Barrels are made of 4150 CrMoV, chambered for 350 Legend, button rifled with 1-16 twist rifling, and machined to a standard medium weight exterior profile.