You don't have to compromise security or aesthetics on narrow top rail doors in high-use areas. STANLEY Commercial Hardware QDC200 Series closers allow maximum flexibility for indoor or outdoor use, accommodate reduced rail heights and come with options to keep your entry point compliant with ADA force requirements - all in a slim design that works with your design aesthetic. Non-handed and with a range of arm, stop and finish options, the QDC200 closers are simple to install and retrofit - and sure to deliver the form and function you can count on.