Armaspec Gen 3 SMB H3 Sound Mitigation AR-15 Carbine Buffer Kit

The Armaspec Gen3 Sound Mitigation Buffer SMB is a single-stage captured drop-in replacement for your standard buffer and spring. The SMB is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet operation. FeaturesSingle-stage captured drop-in replacement for your standard buffer and springReduce felt recoilKeep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth and quiet operationAdjustable spring