The ISO5 screw jack is mounted on the inside of the container generally allows the lifting and levelling of the payload trolleys. It has a capacity up to 5 t with cleanliness level up to ISO 5. Choice of a telescopic stroke up to 500 mm and different types of foot or wheel. Stainless steel made with different type of lubricant technology. A protection is mounted to avoid clean room, environment and operators lubricant contamination.