The Dock Edge Dock Builder Cleat is designed for aluminum framed docks. It fits most OEM dock builder style docks with an aluminum extrusion. The angled design allows for a stronger hold.10" Dock Builder Cleat DimensionsHeight: 3.09"Center Hole Mounting: 8-1/4"Hole Size: 9/16"Recommended Fastener: 1/2" Angled design allows a stronger hold | Dock Edge 10" Angled Dock Builder Cleat