Boat Size Up to 20' (6.1 m), Rudder Width 1-1/2" (38 mm), Pin Dia. 1/2" (13 mm), Pin Length 2-3/4" (70 mm), Strap Thick. 1/8" (3 mm), Strap Length 7" (178 mm), Strap Width 1" (25 mm), Fastners (4), # 10 RH (5 mm), Weight 12 oz. (340 g)