The ESCO Pro Series Maxi Bead Breaker Model 10102 is used for breaking beads on all three piece wheels with extended flange. This hydraulic tool will work with any 10,000 psi hydraulic pump, not included. Breaks bead in seconds using 28,0000 lbs. of force. The Maxi Bead Breaker pushes the tire away from the wheel by hydraulically clamping to the rim flange. Then once clamped, a second hydraulic cylinder activates and extends the foot of the bead breaker pushing the tire bead off the rim. Designed to work on the front or back of wheel with no attachments or accessories.