XXL series, fiddle block with becket, sheave Ø 150, SWL 6500 kg Manufacturer part #:981.154 Technical Description Features American Metric Ø sheave (D) 5.91 in 150 mm Side bearing Delrin balls Delrin balls Radial bearing composite fibre composite fibre Weight 6.173 lbs 2,80 kg Ø max line 0.79 in 20 mm SWL 14330.1 lbs 6500 kg Material Aluminum Aluminum Sheave material Aluminum Aluminum Shackle Mod. 014HR 014HR