... install in the form of multi-input high reliability Worm Screw Jack:(speed reducer,reducer ,gearbox,gesr units) 1. Model: JF-0 ... .5T, 1T, 2T, 3T, 5T, 10T, 15T, 20T, 30T, 40T, 50T, 100T 2 ... . Configuration: Worm and worm gear, bearing, housing and lead screw 3. Function: Elevating, Lowering, Pulling, Pressing, Pushing, Rotating 4. Power ...