Package includes: 2 sliding door wheels and 2 mounting parts. Product dimensions 80mm*85mm, pulley diameter 43mm, load capacity 20kg. High-quality material: Made of high hardness ferroalloy, thick material, not easy to deform, sturdy, durable, wear-resistant and corrosion-resistant. Pulley Design: Which provides better fit and smoother sliding, stable and safe to use. These accessories allow you to open the closet door more conveniently and easily. Quiet Operation: With the dampening pad, they would operate quietly and robustly, protecting you from loud noise and potential injury from the sudden slamming of the door. Wide Use: Suitable for sliding doors of cabinets, windows, cupboards, cabinets, showcases and shoe cabinets, cabinet doors, etc. And is an ideal replacement for your traditional rollers. Scientific strength bearing structure, simple assembly, can withstand the weight of at least 20 kg. Nylon pulley wheel design, the bearing shaft is smooth and round, and there are no