The guide rollers used to replace the BMU should reduce the sound caused by the guide rollers contacting the track when the gondola is rotated in the corner position.
It is used to replace the guide roller of BMU. When the basket rotates at the corner, the sound caused by the guide roller contacting the crawler shall be reduced.
The guide roller used to replace BMU should be able to reduce the sound caused by the contact of the guide roller with the track when the hanging basket rotates in the corner position.