Fully ambidextrous: made to mount flush or cantilever off either the left or right side of the rail system. Optional high and low mounting position for the 1913 rail section. Fits most common 1913-rail pistol/weapon light systems Multiple mounting holes for ideal placement. Designed to mount on the 3 or 9 o'clock rail positions. Durable Aluminum construction. Intently designed to be low-profile and snag-free Patent Pending mounting system Mfg: Bravo Company