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A3 Upper Receiver Parts Kit
This kit contains all 8 parts needed to complete an A3 upper receiver. Upper Receiver, Bolt, Bolt Carrier, and Barrel assembly not included.

Price: $42.95

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The Black Rifle Works offers the latest AR-15 parts and M-16 parts for rifle collecting enthusiasts, as well as government and law enforcement agencies. Many of our AR-15 and M-16 accessories are designed by former Special Forces servicemen and custom manufactured to military specs. Our AR-15 and M-16 parts are made of durable materials such as steel, graphite and aluminum. Customize your AR-15 or M-16 with quick detachable vertical grips, double heat shield hand guards, flat top accessories, Yankee Hill sights and tactical scopes, flash hiders and MAGPUL custom stocks. We also carry hard to find AR-15 and M-16 spring kits, tactical triggers, bolt carriers and lower parts kits. Our AR-15 parts and M-16 parts are proudly made in the USA.

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