Works with 140 or 300 series curtain track.
Two Delrin wheels riveted to formed steel body with swivel hook and trim chain. Nylatron glide strips reduce friction and noise.
Carrier used to attach backdrops to track so you may slide the backdrop left and right along the track.
Roll on bottom half of track and attach backdrop through webbing via a combination of any of a s-hook, quick link, and/or sash (trick line).