ITEM NAME:3Pcs Car Tire Changer Bead Clamp Drop Center Tool Universal Rim Pry Wheel C O7J5 3Pcs Car Tire Changer Bead Clamp Drop Center Tool Universal Rim Pry Wheel C O7J5 1.This tire drop center tool is for use with tire changer. 2.Made from excellent material, it is very sturdy and will not scratch or damage the wheels. 3.The piston on this tool is spring so that once installed it will remain while assembling the tire, and you can adjust it with your hands by small efforts. 4.This bead depressive pushes the bead down in the center of the wheel that helps mount and disassemble tires especially well done with low profile sidewalls and run flats. 5.With a simple and handy design, this tire changer bead clamp fits most rims. Type:Hand Pull Size:16*13cm Material:nylon Colour:black Package Contents: 3 * Tire Exchanger Bead Clamp