offers a wide variety of material handling, safety, and ergonomic equipment to help fit customer applications. We supply an extensive product line with over 10,000 different SKUs across over 1,200 different product lines. We have manufacturing space to help provide the broadest product line in the industry. Horizontal Rubber Rolled Dock Bumper. Manufactured from rolled sheets of rubber compressed between steel angles for strength and durability. Designed for use on loading docks to protect trailers and the dock area. Bolt or weld the bumper to the dock for quick and easy installation. Made from recycled truck tires for long-lasting use. Specifications: Rubber Material. Number of Mounting Holes: 4. Tie Rod Diameter: 3/4. Mounting Hole Diameter: 13/16. Bumper-type rolled dock bumper. Dimensions: 12 x 36 x 4.5 inches. Weight: 88 lbs.