Silverback MDRX Piston Head V3

Key Feature Metal Construction Airsoft Piston Head Version 3 Piston Head Package Included CNC aluminium ventilated piston head, FKM compression o-ring, POM glider ring, PU feeding o-ring, Delayer stainless steel tube and spring (Assembly requires use of high strength thread-lock fluid) Suitable For MDRX Airsoft Electric Gun AEG Airsoft Rifle (V1 / V2 / V3)