Description Antal 100mm Deck Block, Hollow Pin Technical Description Features Metric American Length (L) 7.72 in 196 mm Width (W) 3.11 in 79 mm Height (H) 4.76 in 121 mm Ø sheave (D) 3.94 in 100 mm Side bearing - Delrin balls Weight 1.85 lb 840 g Ø max line 0.63 in 16 mm A 0.79 in 20 mm SWL 7716.2 lb 3500 kg Material - Aluminum Sheave material - Resin Fixing screws 0.16 x 0.39 in 4 x Ø10 mm