Budwig TF6T Black Thermoplastic Rubber Cabinet Foot.  Overall dimensions are .628 inches diameter (bottom) x .750 inches (top)  x 0.437" tall, and made of black thermoplastic rubber.  Utilizes  #6 screw or rivet (not included) for fastening to cabinet or enclosure.  Includes cylindrical steel bushing as shown that absorbs the fastener load, allowing the foot to be mounted using a variety of screw types or even pop rivets without causing distortion to the foot..