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This CMMG Receiver Extension kit comes with a carbine buffer assembly and a carbine action spring.
Combine this kit with your choice of lower parts kit & butt stock to complete your lower group
Includes:
-CMMG 6-position receiver extension
-Carbine buffer assembly
-Carbine action spring
From the same Collection
Vltor Weapon Systems
Anderson Manufacturing
Reptilia Corp.
Armaspec
SB Tactical
