VTOSEN 4pcs Durable Double Sliding Roller Track Door Wheel Bathroom Glass Door - Barn Door Hardware Accessories, Sliding Hanging Rail Roller Wheel, Trolley, Track Rollers, Door Wheel(23mm)

Features: - Made of high quality material, wear-resisting, safe, sturdy and durable. - The rollers will not make any noise when it glides on the track, quiet and stable.  - Easy and convenient to install, but profession installment is recommended.  - Fire proof, rust proof, perfectly protect your materials from scratches or damage.  - Ideal for sliding glass door, window and bathroom door.  Specification: Material: ABS + Aluminum alloy  Color: As Pictures Shown Diameter: Approx. 20mm /  0.79'' Approx. 23mm / 0.91'' Approx. 25mm / 0.98''  Package list:  4 * Wheel rollers (In different size)