Threaded shaft with Allen bit setting. Makes opening and closing the trolley to fit a beam ultra quick and convenient. Using a drill fitted with an Allen bit, simply work the trolley open and closed. Removes the need for collars/ spacers. This design provides best in class headroom and accommodates wider beam flanges.
- Complies with ASME B30.11
- Drop-protect side plates
- Smooth travel
- Minimum headroom
