Nylon Partiality Bearing Rollers Copper-Core Single Wheel Sliding Door Pulley Wheels for Shower Cabin SPA Room

The wheels are made of nylon, and the center bearing is made of solid-copper. Fully enclosed bearing, waterproof and dust-proof, strong load-bearing. Suitable Glass Thickness: 4-6mm/0.16-0.24inch. Easy to install and maintenance. They adjust-able up and down to allow the door to be lined up to mate with the frames. Nylon Partiality Bearing Rollers Copper-Core Single Wheel Sliding Door Pulley Wheels for Shower Cabin SPA Room. Features: The wheels are made of nylon, and the center bearing is made of solid-copper. Fully enclosed bearing, waterproof and dust-proof, strong load-bearing. Suitable Glass Thickness: 4-6mm/0.16-0.24inch. Easy to install and maintenance. They adjust-able up and down to allow the door to be lined up to mate with the frames. When you slide the door, there is no noise and slide smoothly. Suitable for Most Shower Enclosures, Shower Cabins Enclosures. Specifications: Material: Nylon. Wheel Diameter: 27mm 1.06inch 25mm 0.98inch 23mm 0.90inch 20mm 0.79inch). Suitable Gl