Description Manufacturer part #: 11.85 Technical Description Features American Metric Name Double Sheave size 1 1/2 in 38 mm Max line size 3/8 in 10 mm Overall Height 2 1/2 in 64mm Weight 1.58 ounces 45 g Breaking Load 3,141 lb 1425 kg Max. Working Load 1,014 lb 460 kg