Series 7 Flat Base/Aluminum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area.Specifications:Sheave Dia. 2-3/8" (60 mm)Max. Line 1/2" (13 mm)Length 4-3/8" (111 mm)Width 2-3/4" (70 mm)Height 1" (25 mm)Fasteners (4) 1/4" RH (6 mm)C/C 3-5/8" (92 mm)C/C (wide end) 2" (51mm)C/C (narrow end) 1-9/16"SWL 2250 lbs. (1020 kg)Weight Alum. 9.6 oz. (272 g)