The New Gen2 Sound Mitigation Buffer™ SMB ™ is a single-stage drop-in replacement for your standard buffer and spring. The Sound Mitigation Buffer ™ is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth,quiet operation. Pat. Pending
SMB-C 3.3oz, SMB-H 3.8oz, SMB-H2 4.7oz, SMB-H3 5.6oz, SMB-9 6.9oz – For 9MM, SMB-AR10 3.8oz – For 308 /6.5 Creedmoor
1. Insert polymer base with guide rod into the buffer tube.
2. Insert desired spring on the guide rod.
3. Insert the buffer over the spring.