1in Square x 1/8in Rubber Pads w 5/16in Hole Fabrication Spacers Shop Industrial
Size: 1″ square x 1/8″ thick with 5/16″ center hole (25 mm x 3 mm with 8 mm hole). Profile: Square flat pad with center hole. 5/16″ center hole allows secure bolt-through mounting. Made from durable EPDM.