The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspec’s SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights.
Features :
- SMB-9 Buffer, 6.8oz
- Includes SMB Buffer, Buffer Tube, Endplate and Castle Nut
- Fits AR-9 Pattern Firearms
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