【Installation Guide】Length: 18 inches (450 mm), suitable for drawers with inner depth ≥ 18 inches. Three full extension lengths: 36" (900mm). Left side mount clearance: 0.5" (12.5mm), right side mount clearance: 0.5" (12.5mm). There are 8 screws in the card box at both ends of the product.please push the inner ball bearing to the top of the slide rail first, then connect it with the slide rail. There are electronic installation instructions at the bottom of the link.
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【30-year service life】 Two sets of solid steel balls are used inside the ball bearing drawer slide rail to ensure smooth opening and closing of the slide rail. After testing, the number of smooth opening and closing of the slide rail has reached more than 100,000 times.