[Premium Material]: The barn door wheel is made of high quality material, it is durable with stable characteristics and long service time.[Noise Reduction]: The sliding door hardware helps the door to maintain balance, prevent swing and ensure smooth sliding. The doors slight with a gentle nudge and they are very quiet.[U-shape Groove]: U-shape groove design of the barn door wheel, smooth surface can reduce the friction, ensuring the strong and large bearing capacity.[Space Saving]: The barn door wheel can help moving the door to save your space, decorate and decorate your home.[Exquisite craftsmanship]: Using professional tools for barn door roller production, stable performance, long-term use.colour:BlackMaterial:Metal, PA66Package Contents:2 x Barn Door WheelsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.