Armaspec SRS Stealth Recoil Spring Assembly AR-15 Carbine Gen 2

The Armaspec Stealth Recoil Spring SRS is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet operation and the second stage helps reduce the felt recoil significantly.