Description Description Armaspec Sound Mitigation Buffer Gen 3 - Black Single-stage captured drop-in replacement for your standard buffer and spring Reduce felt recoil Keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth and quiet operation Adjustable spring weight (*Main spring can be trimmed at .25 lbs per coil to reduce tension up to a max of 12 coils) Made in the U.S.A. View AllClose