Boat Size Up to 20' (6.1 m), Rudder Width 1-1/2" (38 mm), Pin Dia. 1/2" (13 mm), Pin Length 1-3/4" (44 mm), Strap Thick. 1/8" (3 mm), Strap Length 3-3/8" (86 mm), Strap Width 1" (25 mm), Fastners (2), #10 RH (5 mm), Weight 7 oz. (198 g)