Taran Tactical Innovations Benelli Ultimate Reduced-Power Buffer Spring Silver. It also cycles full-power ammunition reliable. Each Buffer spring includes a C-clip Taran Tactical recommends that you go to a certified gunsmith for installation Specifications for Taran Tactical Innovations Benelli Ultimate Reduced-Power Buffer Spring: Manufacturer: Taran Tactical Innovations Color: Silver Package Contents: Taran Tactical Innovations Benelli Ultimate Reduced-Power Buffer Spring Taran Tactical Innovations BNLI-RPS01: Benelli Ultimate Reduced-Power Buffer Spring Silver