... to install in the form of multi-input high reliability Worm Screw Jack:(speed reducer,reducer ,gearbox,gesr units) 1. ... 15T, 20T, 30T, 40T, 50T, 100T 2. Configuration: Worm and worm gear, bearing, housing and lead screw 3. Function: Elevating, Lowering, Pulling, Pressing, ... small sizes, easy installation, low noise, long life, security and environment protection. 6. Loading Duty: Static Loading: 0.5 ...