Angstadt Arms Hydraulic Buffer Kit, Heavy Damping, 9mm/.40/.45 ACP - AA09HBKHDP

Hydraulic buffer kit designed to smooth recoil impulse in straight blowback PCC rifles. Features 6oz heavy damping profile, ideal for suppressed applications or unsuppressed barrels longer than 8 inches. Includes 6oz hydraulic buffer and carbine buffer spring; buffer length is 4.35 inches when compressed to 3.90 inches, eliminating need for a buffer spacer.