3 Reasons To Coat Your Bolt-Carrier Assembly With Nickel

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The bolt-carrier assembly is the heart of an AR-15, since this group of parts acts as the action of the weapon. The bolt carrier encases the bolt and ensures that the hammer is reset after each shot taken. The importance of the bolt carrier group requires that these parts be as durable as possible. Durability can depend largely on the type of coating used to protect the raw metal bolt carrier and bolt.…

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