• It works with a screw that has a 1/2” female drive in order for use with an impact wrench or a ratchet in order to compress the springs • Quick and safe: Allows the user to perform maintenance of the absorbers safely and much quicker thanks to the protective cage • The safest way to operate • Easy to use: Just adjust the four grab hooks to the spring and turn the screw to compress it • Heavy duty construction • The universal plate/adaptor [Ref. BS10AC2] can also be used