Description Manufacturer part #: 15.35 Technical Description Features American Metric Sheave size 2 3/16 in 55 mm Max line size 1/4 in 6 mm Breaking Load 2,381 lb 1,400 kg Base Dimensions 3 1/4 in x 1 5/8 in 83 mm x 42 mm Hole Diameter 3/16 in 5 mm