Description Manufacturer part #: 96.60 Technical Description Features American Metric Name Single Sheave size 2 1/4 in 57 mm Max line size 7/16 in 12 mm Overall Height 5 11/32 in 110 mm Weight 3.38 ounces 96 grams Breaking Load 2,381 lbs 1,080 kg Max. Working Load 705 lbs 320 kg