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.
Specifications
| Features | SMB-9 Buffer, 6.8oz; Includes SMB Buffer, Buffer Tube, Endplate and Castle Nut; Fits AR-9 Pattern Firearms |
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