Anti-pinch Tight ClosureUpgraded double-spring copper core damper is adopted, when closed, the slide has an outward thrust to make the drawer slowly close to prevent fingers from being pinched. When opened, the slide has a strong inward pull, a hle is required to easily open the drawer prevent the drawer from falling during movement. Anti-rust DurableSurface electrophoresis treatment to prevent direct contact with air, improve oxidation resistance corrosion resistance. Solid ball bearings provide quiet frictionless movement. 30 years service life, after testing, the drawer slide smoothly opened closed more than 100,000 times. Solid RemovableMade of high-quality cold-rolled steel. Thickness: 1.2mm, twice the normal slider; Load: 45kg (100 lbs), 1.7 times that of the ordinary slider. The slide rail is designed with a removable snap, which can easily remove the drawer by pressing it, making it easy to organize clean items. Installation GuideThe product is suitable for product length cabinet depth. Drawer Left Mounting Clearance: 0.5" (12.5mm), Right Mounting Clearance: 0.5" (12.5mm). 8 mounting screws attached. Warm TipsThe product is a metal product, it is recommended to install it with gloves. We come with installation manuals installation videos. If you have any questions, please contact us as soon as possible SHUHANG- make your life better. Colour:Black Material:Alloy Steel