Description Manufacturer part #: 10.77 Technical Description Features American Metric Sheave size 7/8 in 22 mm Max line size 1/4 in 6 mm Overall Height 1 3/4 in 43 mm Weight .60 ounces 17 g Breaking Load 1,543 lb 700 kg Max. Working Load 220 lb 100 kg Hole Diameter 5/32 in 4 mm Hole Spacing 29/32 in 23 mm