Do you want to buy a set of professional but elastic plum cushion? Our product can meet your requirement. The elastic cushion is suitable for the coupling to play a buffering role, providing an indispensable buffering role for the power transmission, and better protecting the mechanical equipment. Features - Color: White. - Material: Polyurethane. - Size: About 6.5x6.5x1.2cm/ 2.55x2.55x0.47 inch. - The skeleton adopts special polymer composite elastic materials to ensure resilience and rigidity after splitting. - Special synthetic rubber as the elastic theme has low friction coefficient and . - Suitable for machine tools, automobiles, shipbuilding, petroleum exploration, construction machinery, coal mining machinery, etc. - Polyurethane for transferring and absorbing shocks load. - Absorbs shocks and misalignment within the coupling assembly for reduced wear on the shaft assembly. Package list: 4 x pads