Description Antal 60mm OPF Single Swivel Block OPF series, single block, sheave Ø60, SWL 800 kg Technical Description Features Metric American Ø Sheave (D) 2.36 in 60 mm Weight 0.35 lb 160 g Ø max line 0.47 in 12 mm SWL 1764 lb 800 kg Side bearing - Delrin balls Radial bearing - Composite Fibre Material - Aluminum Sheave material - Resin Shackle Mod. - 006SS