The Hatco 04.16.638.00 Movable Nylon Roller provides smooth, reliable movement for compatible Hatco equipment, helping maintain proper operation and ease of use. This component is made of durable nylon designed to glide effortlessly along its track, reducing friction and supporting stable equipment positioning. It works by allowing attached parts to shift or slide as intended, ensurin... https://www.partsfe.co.uk/hatco-04-16-638-00-movable-nylon-roller-1