Watch this video to easily put back a trolley that's come off its rail.
Amazon Trolley (Belt Drive) - amzn.to/47D9Ldf
Amazon Trolley (Chain Drive) - amzn.to/3HqhqBe
This channel contains affiliate links to products. We may receive a commission for purchases made through these links (at no additional cost to you of course). Thank you for supporting us this way (: