CMMG AR15 Receiver Extension/Stock Kit


43 in stock

43 in stock

SKU: RS-CMMG55CA634 Categories: , ,


The CMMG AR15 Receiver Extension Stock Kit includes the CMMG 6 Position Receiver Extension, Carbine Buffer Assembly, Carbine Action Spring,  and 6 Position Butt stock Assembly. Combine this kit with your choice of lower parts kit to complete your lower group!

Additional information

Weight 5.6085599549292 oz


No additional specifications are currently available.

MSR Arms Advisor

The MSR Arms Advisor articles are intended to answer some of the most common shooter questions and assist our customers in making the best purchasing decision possible. There are currently no articles available for this item. If you would like help selecting the right part for your needs, please email our sales team at:


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