🍌The brake caliper press is equipped with two groups of push boards: 7.01x2.36 inches and 4.53x2.17 inches. Work of Single, Double, and Four Side Piston Brake. | 🍌Centrally located ratchet screw creates even force when compressing pistons to ensure proper alignment and to prevent damage to your brake components. | 🍌Ideal for most large trucks and commercial vehicles with quad piston calipers.Easy to install, easy to remove. Ratchet technology gives a full 360-degree swing so that the spreader may be placed at any position. | 🍌The extended reversing lever allows for easy change from spreading to retracting. Fully retracted: 1.88”, Fully expanded: 3.03” | 🍌 Two-Year Customer Service for Five Bananas Brake Caliper Tool. Pls email us first before you have any problem, we promise will provide the best solutions.