This AUSGEL upgrade spring has 1.18mm wire diameter and is compatible with the majority of battery powered blasters. Both ends have been flat ground to reduce wear on spring retainers and the inside face of your piston.
This AUSGEL upgrade spring has 1.38mm wire diameter and is compatible with the majority of battery powered blasters. Both ends have been flat ground to reduce wear on spring retainers and the inside face of your piston.
This adjustable hopup from DK is styled after an AK74 flash hider and is compatible with 14mm ccw outer barrels such as those found on Jinming J11 AK and RX AKM v3 with metal outer barrel.