worm gear screw jack traveling screw features: Max static load 100 ton Max dynamic load ... 26 ton Self-lock trapezoidal screw worm gear screw jack traveling screw detailed informations:1.Model:RN-0.5T,RN-1T ... Motor, Hand Wheel, Inverter, Limited Switches, Linking Shaft, Coupling, Pillow Block Bearing, Counter, Bevel Gearbox, Swivel Plate and Trunnion Base. Features ...