This 19" rack drawer from STANDARD SERIES with a vertical height unit of 4 U is made from powdercoated steel, for maximum robustnes. All STANDARD products are made with a flap for locking the drawer when closed. With this flap the drawer will not open by mistake when your rack is being carried around. This drawer also comes with a lock and two keys to protect the contents against theft. Thanks to it quick-release, the drawer is detachable very fastly. The drawer has a full-extension runner and can be loaded up to 20 kg.