3 Series Double Aluminum deck organizer. Stainless Steel base and anodized aluminum top strap provide a high strength base. Delrin(tm) sheaves ensure smooth operation and high strength. Sheave Dia. 1-7/16" (37 mm), Max Line 7/16" (11 mm), Length 4-11/32" (110 mm), Width 1-7/16" (37 mm), Height 25/32" (20 mm), Fasteners (2) 1/4" RH (6 mm), CC 1-5/8" (41 mm), SWL 1250 lbs. (567 kg), ---, Weight Alum. 5.4 oz. (153 g)