HarborWare is one of the largest suppliers of dock cleats and boat cleats, offering both HarborWare brand cleats and cleats from other top name brands: Dock Edge, Attwood Marine, Perko, Seachoice and more. Many styles to choose from: galvanized steel, aluminum, and nylon cleats in any size you need. Shop Perko brand for American Made dock cleat options. Dock cleats are an essential accessory for your boat dock, install them to securly tie your boat down to keep it from floating away. Boat cleats have many uses, install them on your boat to tie boat fenders to the sides of your boat for bumper protection.