Description
Cmmg receiver extension kit w/mil-spec buffer tube ar-15
Features:
-Combine this kit with your choice of lower parts kit & butt stockto complete your lower group
Includes:
-CMMG6-position receiver extension
-Carbine buffer assembly
-Carbine action spring
Other Features: Includes mil-spec buffer tube, buffer, buffer spring, casle nut, receiver end plate.Ready to accept your mil-spec stock.
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