An apparatus for securely storing a plurality of firearms has multiple options for locking arms while displaying the firearms. A gang locking system includes first lock members associated with each firearm. The first lock members shift between a locked position and an unlocked position to control access to all firearms in a cabinet. A common actuator shifts each of the first lock members upon actuation by an operator. An individual locking system includes a plurality of second lock members. The second lock members control individual ones of the firearm locks.