Track Size 3/4" x 1/8" (19 mm x 3 mm) Boat Size Up To LOA, Displ., Sail Area 20', 2000 lbs. 225 sq. ft. (6 m, 910 kg, 21 m2) L 2-1/2" (63 mm), W 7/8" (22 mm) H 1-3/32" (28 mm) Eye 9/16" (14 mm) x 9/16" (14 mm) SWL 750 lbs. (340 kg) Weight 2.5 oz. (71 g)