Description Manufacturer part #: 12.85 Technical Description Features American Metric Name Triple Sheave size 3 in 76 mm Max line size 9/16 in 14 mm Overall Height 6 1/4 in 160 mm Weight 12.77 ounces 362 g Breaking Load 10,141 lb 4,600 kg Max. Working Load 5291 lb 2400 kg