Digitek 3-Roller Photography Backdrop Wall Mount features counterbalanced chains and gear assembly for effortless background adjustments. Includes 2 tri-fold hooks, 6 expansion bars, 3 chains, and 3 rollers to hang multiple backdrops. Fits paper, cloth, PVC; mounts on wall or ceiling; supports up to 22 lb. Adjustable friction prevents kinking. Space-saving, durable, and ideal for home studios, live streaming, gaming, and video shoots.