Premium Quality: Our durable push to open drawer slides are manufactured with heavy-duty cold-rolled steel. Its high grade Zinc plating prevents rust and corrosion. The Solid ball bearings provides smooth and silent movement with an Auto locking feature that keeps your drawer from falling off the track. Rebound without handle: State of the art Double Spring Rebound Mechanism with 3 Folds Metal Rails. The drawer rebounds and slides open as soon as you touch it no need to pull handels. Free your hands and without bending over Open and Close the drawer as soon as your knees touch it. The Plastic lever on the third channel makes it easy to mount and remove the whole drawer unit. Noiseless: TOUCH push to open ball bearing drawer slides with strong elasticity to ensures smooth and noise free gliding of the drawers without getting stuck or applying any excessive force while opening and closing. Smoothly and quietly to create a quiet environment for your family. Versatile: These push to open drawer slides hardware is great to use on kitchen drawers, bathroom drawers, office furniture, general storage drawers, store fixtures and any type of cabinetry in both residential and commercial use. Perfect for newly constructed, remodeling or replacement projects; required space 1" (Left 0.5", Right 0.5”). Easy to Install: our slides comes with mounting screws and easy installation manual. Feel free to contact us for further questions or suggestions, we will be more than happy to answer you. wish you have a happy shopping.