CMMG Receiver Extension Kit – Carbine AR15


54 in stock

54 in stock

SKU: RS-CMMG55CA6C7 Categories: , , ,


The CMMG Receiver Extension Kit comes wtih a CMMG 6 Pos Receiver Extension Mil-Spec Buffer Tube, Carbine Buffer Assembly,Carbine Action Spring. Combine this kit with your choice of lower parts kit and butt stock to complete your new lower group.


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MSR Arms Advisor

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