CUBICAL Model CWJ series. 13 Different Sizes in CWJ series. Lifting Capacity 5 to 100 kN in CWJ. Drive Motor Speed upto 1500 rpm. Worm Gear in two different ratios, slow and fast. Top & Bottom Guide Bushes for Lifting Screw. Worm Wheel hobbed for optimum blue contact. Oil or grease lubricated. Oil Seals for Worm and Worm Wheel. All 6 Sides machined. Easy fitting of Motor Flange. Can be used in Upright or Inverted position.