Products Cleat & ChockBase Cleat Back Hollow Base Cleats 156-66012-00 P/N:156-66012-00 Length: 12" (305 mm) Height: 2.1" (53 mm) Fasten: 5/16" (4) Wt.(g): 1,020 You May Also Be Interested In Open Base Economy Cleat 956-03848-00 Heavy Duty Hollow Base Cleats 156-66111-00 HOSE BARB 587-11022-00 587-11012V-00 (256-07092-00) - MERCURY Brass Quick-Connect Tank Fitting 1/4-inch NPT Male Thread