Boat Size Up to 25' (7.6 m), Rudder Width 1-1/2" (38 mm), Pin Dia. 1/2" (13 mm), Strap Thick. 3/16" (5 mm), Strap Length 3-5/16" (84 mm), Strap Width 1" (25 mm), Fastners (4), 1/4" RH (6 mm), Weight 10 oz. (284 g)