This RS1 Recoil Spring for the Tokyo Marui Hi-Capa series is calibrated to be stronger/stiffer than the stock return spring and designed to work in synergy with other components designed to increase power and make the cyclic action faster and snappier.
This RS1 Recoil Spring for the Tokyo Marui Hi-Capa series is calibrated to be stronger/stiffer than the stock return spring and designed to work in synergy with other components designed to increase power and make the cyclic action faster and snappier.