Dock Bumper Laminated Rubber Overall Height 12 in Overall Depth 4 1/2 in Overall Width 14 in Rectangular Bumper Height 12 in Bumper Width 8 in Bumper Depth 4 1/2 in Mounting Hole Dia 7/8 in Mounting Holes O.C. W 12 in Mounting Holes O.C. H 4 in Number of Mounting Holes 6 Mounting Style Bolt On