Widely Used: suitable for many kinds of interior & exterior doors, superior glide for single/double barn doors, pefect for bedrooms, wardrobe, living room, pantry, garages etc. Superior Quality: Superior zinc alloy and high quality nylon rollers material make the barn door floor guide more stable. Space-saving: The invisible rotating wheel on a vertical side save more space, shorten the gap from the door to the wall. Excellent Customer Service: Please feel to contact us whenever you encounter any problems before and after purchasing, and we will actively solve them for you. Wall Mount: No need to drill holes in your floor, complete installation in several minuits without any professional skills., Weight: 0.6834330122 Pounds, Manufacturer: Zerodis