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 Lenght 6-9/16" (167 mm), Strap Width 1" (25 mm), Fastners (8), 1/4" RH (6 mm), Weight 1 lb. (454 g)