Bearing Pulley 22x8mm U Groove For Door White/Silver 4Pcs

U-groove bearing pulley widely used for the maintenance of mechanical equipment, doors and windows. Ball bearing pulley, fashionable, soft slide. Made from nylon and metal, wear-resistant and low friction. The product is suitable for furniture hardware accessories, sliding doors, glass sliding doors, aluminum doors. Dimension: 22 x 8mm / 0.87" x 0.31"(L*H); U-Groove Width: 4.5mm / 0.18"; Weight: 19g