The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspecs SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights.
Features :
Features :
- SMB-H Buffer, 3.8oz
- Includes SMB Buffer, Buffer Tube, Endplate and Castle Nut
- Fits AR-15 Pattern Firearms