WB Manual Winch (Single Drum, 250kg, 500kg, or 750kg)Lifting Capacity 250 kg to 750 kg for wall mounting Cast Iron enclosed construction & Hardened worm shaft provides durability Gearbox enclosed in a bath of oil (this can be changed to grease if using upside down) High control over raising and lowering, due to the worm gearbox RAL 7022 Grey Lifting capacities from 250kg to 750kg Quiet running Self sustaining (physically have to rotate crank handle to raise or lower the load, loads will not release