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Only the items listed as "Gunbroker" or "GB" are in the physical store. The rest of the items from the menu are at the warehouse. Items not in store inventory take about two 3 days to get in.

If you have questions please call. All ammo listed in stock is in store and ready to ship.


CMMG AR Pistol Receiver Extension Kit 55CA65A

Product Code : 815835017099


Mfg Item #: 55CA65A

Available Online
Secure online ordering

Includes CMMG's pistol receiver extension ambidextrous sling end plate carbine buffer and spring. Designed to be used with 300 AAC Blackout and 5.56mm Pistol builds.

Determined at checkout.