Roller runner system part-extension slide with integrated soft-close function With captive guide rail on one side For screw-on assembly Integrated self-closing feature Has a double stop and roll-out prevention Automatic tolerance compensation ± 1 mm Easy to install and detachable without tools Powder coated steel for corrosion resistance in any condition Offer smooth and quiet performance, not easy to derail, and are wear-resistant Suitable for almost all types of drawers