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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 Receiver Extension MK4 55CA9D7

Product Code : 816422020676


Mfg Item #: 55CA9D7

Available Online
Secure online ordering

CMMG Carbine Receiver Extension, Black, Mk4, 55CA9D7

Shipping Length1.12

Determined at checkout.