Round Rubber Bumpers. Available in three diameters: 1 inch, 1-1/2 inch and 2-1/2 inch sizes. Screw into place on ramp doors or anywhere a swinging door or window might damage another part of your equipment. J-B15 1-1/2″ version has embedded zinc washer for extra secure applications.
All bumpers made of black stabilized PVC material and have Shore A durometer of approximately 85.