Dock Bumper Vulcanized Rubber Overall Height 1 3/4 in Overall Depth 2 in Overall Width 12 in Rectangular Bumper Height 1 3/4 in Bumper Width 12 in Bumper Depth 2 in Mounting Hole Dia 3/8 in Mounting Holes O.C. W 6 in Number of Mounting Holes 2 Access Hole Dia 5/8 in Mounting Style Bolt On