2 Sets/ 4pcs Sliding Barn Door Hardware Anti Jump Pads Set Barn Door Accessories POM Anti Jump Parts

Made of high-quality POM thermoplastic crystalline polymer material, durable and practical, not easy to break. | Size: Thickness: 7/20" (9mm), Diameter: 9/10" (22mm). | Installed under the track, the upper part of the door, preventing the door from popping out from the side when moving, unique design, ensuring its smooth and stable work. | Can help you secure the barn door and prevent it from sliding out. It is suitable for a variety of warehouse door use and is a good warehouse door accessory. | Package includes: 2 sets of warehouse door hopping resistant parts (4pcs).