GG&G's AR-15 Offset Tactical Flashlight Mount places the tactical flashlight"" offset to the right or left of the weapon's forearm at about 5 o'clock or 7 o'clock"" respectively. This permits the operator to manipulate with the thumb"" the illuminator's rocker switch laser button or rear pressure button of other tactical flashlights"" while the support hand remains solidly on the vertical foregrip. This tactical light mount comes complete with both the Glock style and MIL-STD-1913 Picatinny rails. The Glock style rail can be easily removed and a short section of MIL-STD-1913 rail installed for attaching a Surefire or other small flashlight by means of a standard ring. The mounting rails are fully interchangeable. It is a lightweight accessory at only 2.7 ounces.