If you're looking for the "guts" to go inside the upper receiver you just bought or built, we have a super affordable yet robust and well-performing option for you. This BCG will accept .223, 5.56mm NATO, and .300 AAC blackout rounds. See below for the ins and outs.
Steel: Carpenter No. 158 steel bolt
Profile: Full Auto
Carrier: Chrome Lined inside, Phosphated Outside
Gas Key: Chrome Lined, Phosphated Outside
Gas Key: Hardened to USGI Specifications
Gas Key: Mil-spec Staked
Extractor: Tool Steel Extractor and Extractor Spring
Please Note: Bolt Carrier Group will be packaged dry, lubricate BCG before use.
WARNING: Handling firearms parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. For more information go to: www.P65Warnings.ca.gov
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