AT3 Tactical Bolt Carriers Gun Parts

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AT3 Tactical is bringing you the best with this Top-Tier Black Nitride Bolt Carrier Group Getting a high quality bolt carrier group (BCG) that runs well in your rifle is absolutely critical. AT3 offers this BCG with a black nitride finish, which reduces friction and increases surface hardness for a lifetime of use. The carrier itself features a full mass M16 cut for the best possible reliability in your AR-15 build. BCG Made in the USA