Ball Screw Jack is devided into worm gear ball screw jack (standard & square types) and bevel gear ball screw jack. Available with translating lifting screw or lifting nut, , each available with either upright or inverted screw. They are not self-locking so a brake motor needs to be included in the drive system and hand wheels are not a recommended option. Power needs are as much as two-thirds that of machine screw jacks, with savings in motors, couplings, reducers, shafting and controls. These ball jacks are widely used for Platform lifts, Damper adjustments, Ergonomic lifts, Maintenance lifts, Roll adjustments, Earth Station Antennas, Solar Trackers, Conveyor adjustments, Packaging equipment, and Gate adjustments.