Next Gen Version 2 Piston Head for Recoil Sopmod/M4/416/417

Prometheus Airsoft AEG Upgrade Part
-- POM Piston Head with Ball Bearing
-- For Tokyo Marui RECOIL SHOCK AEG System Airsoft Gearbox New Version 2
-- Suit Next Generation M4 Series EBB Rifle

Tokyo Marui - HK416C Custom Next Generation Recoil Shock Series

Tokyo Marui - HK416D Next Generation Recoil Shock Series

Tokyo Marui - HK416 Devgru Custom Next Generation Recoil Shock Series

Tokyo Marui - HK416 Delta Custom Next Generation Recoil Shock Series

Tokyo Marui - M4 Sopmod Next Generation Recoil Shock Series

Tokyo Marui - M4A1 Socom Next Generation Recoil Shock Series

Tokyo Marui - M4 CQB-R (Black) Next Generation Recoil Shock Series

Tokyo Marui - M4 CQB-R (FDE) Next Generation Recoil Shock Series

Tokyo Marui - M4 RECCE Rifle (Black) Next Generation Recoil Shock Series

Tokyo Marui - M4 RECCE Rifle (Tan) Next Generation Recoil Shock Series

Tokyo Marui - HK417 Early Variant Next Generation Recoil Shock Series