Replacing the side rollers of the crane should reduce the sound produced by the wheels touching the track when the gondola is turned in a corner position.
The side roller used to replace the crane shall be able to reduce the sound generated by the wheel contacting the track when the basket turns at the corner position.
Used to replace the side roller of crane, it should be able to reduce the sound caused by the wheel touching the track when the hanging basket turns at the corner position.