Description Antal 150mm Double Deck Block Technical Description Features Metric American Length (L) 8.31 in 211 mm Width (W) 6.06 in 154 mm Height (H) 3.11 in 79 mm Ø sheave (D) 5.91 in 150 mm Side bearing - Delrin balls Radial bearing - Composite Fibre Weight 5.07 lb 2.30 kg Ø max line 0.79 in 20 mm SWL 14330 lb 6500 kg Material - Aluminum Sheave material - Aluminum Fixing screws 0.08 x 0.47 in 2 x Ø12 mm