Description Manufacturer part #:E8/75 Technical Description Features American Metric Control 8 : 1 8 : 1 Side bearing Delrin balls Delrin balls Radial bearing composite fibre composite fibre Ø max line 0.47 in 12 mm SWL 2204.6 lbs 1000 kg Material Aluminum Aluminum Sheave material Plastic Plastic Main sheave (D) 0.04x2.95 in 1 x 75 mm Secondary sheaves (D) 0.28x2.36 in 7 x 60 mm