General description The Piece Sliding Door Roller is designed for cabinet doors and features convex wheels, making it an ideal replacement accessory for various furniture applications. This product is suitable for sliding doors, drawers, windows, cabinets, showcases, wardrobes, display cabinets, and shoe cabinets. Technical specifications Bottom wheel dimensions: 92 x 83 x 9 mm Pulley diameter: 39 mm Upper wheel dimensions: 64 x 50 x 9 mm Double wheel width: 40 mm Premium Material The sliding door wheels are constructed from high-strength iron alloy, ensuring they are environmentally friendly, strong, durable, and corrosion-resistant. They will not rust or fade, providing long-lasting performance. Height Adjustable This sliding door roller features a spring design that allows for height adjustment, facilitating easier installation and ensuring smoother and safer operation of your sliding door.