Looper series, single block, sheave Ø 120, SWL 6000 kg, With snap loop Manufacturer part #:LS1120 Technical Description Features American Metric Ø sheave (D) 4.72 in 120 mm Side bearing Delrin balls Delrin balls Radial bearing composite fibre composite fibre Weight 1.962 lbs 890 gr Ø max line 0.71 in 18 mm SWL 13227.7 lbs 6000 kg Material Aluminum Aluminum Sheave material Aluminum Aluminum