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 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.