General description These sliding door wheels are designed for smooth and silent operation, making them ideal for cupboards, wardrobes, and cabinets. The set includes 8 complete sliding door rollers, ensuring you have everything you need for installation. Technical specifications Color: black + white Material: nylon + iron Product size: 74.5 x 37 mm Package Contents: 8 Sets (1 Set = 1 Upper Wheel + 1 Lower Wheel) Measurement allowed error: +/- 1-3 cm