Function --- Ratchet brake piston reset distributes the force evenly in parallel to avoid misalignment of the pistons by being arranged in the middle position.Ideal for most large trucks and commercial vehicles with quad piston calipers. Work Well --- The ratcheting design makes it easy to get even the most difficult of brake jobs done faster.Brake piston reset can be worked in anywhere with a 360 degree swing, the range of use is from 1.6 to 2.7. Wide Applications --- The brake caliper press is equip with two groups of push boards Used for single pistons, double pistons and four pistons, pushing back the brake piston, replacing the brake pad and repairing and installing the vehicles brake cylinder. High Quality --- Made of stainless steel, brake piston reset is easy to be extended, robust and durable. Easy to Use --- The add on plates snap directly on to unit and are held in place by magnets, easy to install and remove. The Brake Caliper Press is compatible for almost all common vehicles types,allows you to work on various single,dual and quad piston calipers.This brake caliper press tool is ideally suited for floating calipers and fixed callipers,adjustable to brake caliper shape and number of pistons. Features: - Ratcheting caliper spreader is equip with 2pc steel plates (4-5/8L x 2-3/8H) for Single, Twin or Quad Piston Calipers. - The pads spread from a range of 1-1/2 to 2-5/8 pushing the caliper pistons back to allow plenty of room to install the new brake pads. - 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. - Extended reversing lever allows for easy change from spreading to retracting. Specifications: Material: Carbon Steel, Plastic Steel Plate Size: 7 X 2-3/8 Pads Spread Range: 1-1/2 to 2-5/8 color: red Package: 1 * Brake Caliper Press Tool 2 * Steel Plate Note: 1.Please allow minor errors due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item colour displayed in photos may be showing slightly different from the real object. Please take the real one as standard.