Features and Benefits: * Works on twin and quad piston calipers * Works on single and twin piston floating calipers * Centrally located ratchet evenly spreads force in a parallel manner to prevent misalignment of pistons * Ratchet Technology gives a full 360 degree swing so that the spreader may be placed at any position * Made in U.S.A. Extended reversing lever allows for easy change from spreading to retracting.