polyurethane wheel with derlin

1. Horn: Double ball raceways design, bright zinc plated.
2. Wheel: Orange color Polyurethane (90A~95A) / plain bore or derlin bearing.
3. Suitable for most environment, including moist areas, medical, office, display equipments etc. Temperature range: -35℃~80℃
4. Load Capacity: 1":12KG;  1.25":16KG;  1.5":20KG;  2":30KG;  2.5":38KG;  3":50KG;  4":65KG,  5":72KG