Tsnamay 4Pcs Orange Bearing Pulleys, U-groove 6x30x13mm, Chrome Steel and Nylon Rollers for Various Sliding Doors, Windows and Furniture Hardware Accessories

["Product Size: The bearing pulley Wheel groove diameter: 1.18\"/30mm, Thickness: 0.51\"/13mm, Inner diameter: 0.236\"/6mm","Material: The roller wheel is made of chrome steel and nylon, supporting a maximum load of 79kg to ensure stable operation of heavy-duty sliding doors or hydraulic platforms while extending service life","Product Advantages: These nylon rollers ensure quiet operation and shock absorption, minimizing friction noise in shower enclosures or window tracks","Widely Used: These bearing pulleys are suitable for various sliding doors, windows and furniture hardware accessories","Package: 4 x orange bearing pulleys"]