Spring guide for version 2 gearbox
ULTIMATE® spring guides have steel bearings and a rotatable guide. This minimizes friction when the spring is compressed – effecting the rate of fire (ROF).
Spring guide for version 3 gearbox
ULTIMATE® spring guides have steel bearings and a rotatable guide. This minimizes friction when the spring is compressed – effecting the rate of fire.
Spring guide for version 6/7 gearbox
ULTIMATE® spring guides has steel bearings and rotatable guide. This minimizes friction when the spring is compressed, primarily effecting the rate of fire.