Description Antal 180mm Double Deck Block Technical Description Features Metric American Length (L) 9.92 in 252 mm Width (W) 7.24 in 184 mm Height (H) 3.70 in 94 mm Ø sheave (D) 7.09 in 180 mm Side bearing - Delrin balls Radial bearing - Composite Fibre Weight 8.04 lb 3.65 kg Ø max line 0.94 in 24 mm SWL 19841.6 lb 9000 kg Material - Aluminum Sheave material - Aluminum Fixing screws 0.08 x 0.55 in 2 x Ø14 mm