Sea-Dog Chrome 4 Bolt Hollow Base CleatThese die cast chrome plated zinc cleats are an economical choice for freshwater applications. This cleat is designed to keep lines snugly secured. Easy surface mount installation with (4) FH fasteners (not included).Sizes Available: 4-1/2"; 6"; Dimensions:044104-1 A: 4-1/2"; B: 1-1/16"; C; 1-3/4"; D: 1-3/16"; Fastener: #8 FH; 044106-1 A: 6"; B: 1-3/8"; C: 2-3/16"; D: 1-9/16"; Fastener: #10 FH;