Sea Dog Open Base Galvanized Cast Iron Dock Cleat These Sea Dog heavy-duty dock cleats are made from corrosion resistant hot dipped galvanized iron. Their rugged construction makes them ideal for docks, piers and workboats. The large open base is designed to handle multiple dock lines and distribute heavy loads with ease. Cleats have recessed sockets for FH boats. Flat Head Hot Dipped Gavanized Iron Fastners Not Included Part Number A B C D Fastener 040104-1 4 1-18 78 1-78 10 040105-1 5 1-516 1-