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Rock River Arms AR15 CHROME Easy Clean Bolt Carrier Group BCG Provides Smooth, Reliable Cycling. Chromium Plated AR-15 Complete Bolt Carrier Group (Assembly). Fully assembled for your semi-automatic .223 (5.56) AR-15. Heat treated steel bolt is hard-chrome plated for natural lubricity, positive cycling, and less wear. Both finishes make cleaning extremely easy. Machined to military specs to ensure correct fit and functioning. These parts are function tested at the factory prior to packaging and may exhibit some light fouling.  |
