Guarder 7 mm AntiFreeze filling valves (WE / KJW / VFC) - 2pcs

Guarder manufactured 7mm fill/bottom valves (2pcs) for WE/KJ Works/VFC gas pistol magazines. The valve has a 70 degree hardness O-ring seal that is more resistant to cold. The valves do not fit Marui or KSC pistol magazines.