Hanging Cabinet Installation Support Tool, Ductwork, Central Air Conditioner Indoor Unit Lifting Frame, Ceiling-Mounted Unit and Water Heater Auxiliary Tool [Material] 202 stainless steel (replaces rust-prone iron pipes) [Drive System] Rack and chain (replaces steel cable) [Braking System] Self-locking brakes for forward and reverse [Height] Standard; customizable upon request [Drive] Manual crank or electric drill lift [Dynamic Load Capacity] 150 kg [Weight] 15 kg