That mount on the side of coats tire changers where the wheel edge sits when using the bead breaker arm to break down tires. If you are not 100%. Color：Black.
Black Universal Tire Changer Machine Pressure Rubber Pad Protection Gasket
Black Universal Tire Changer Machine Part Pressure Rubber Pad Protection Gasket
Black Universal Tire Changer Rubber Pressure Pad for Rim Protection
