Product Features:: Three ways to open patent pending lock: student key for ADA users (opens 1 lock), master key for supervisors, and combination; Designed for standard single point horizontal latch lockers with hinges on the right, like 1652 Series; ADA Compliant - Meets United States Department of Justice "2010 ADA Standards for Accessible Design" requirements; Comes with two keys for ADA keyheads; order master keys separately; Helps mainstream students - matches the look of other locks in system; Flexible administration - assign locker for standard combination or ADA keyed use; Longer useful life with 5 different pre-set combinations; easily changed to maintain security; Red dial for school spirit and style. Also available in Blue, Green, Purple, and Black