Rail Light Mount RightDescription The Rail Light Mount fits on any standard 1913 Picatinny Rail, is available in right or left side models, and integrates with the Magpul XTM panels. It positions the weapon light high and cantilevered forward, at the 11 o'clock or 1 o'clock position, to allow a more forward support hand position, keep the light tucked in close to the bore, and to minimize barrel shadow. A textured thumb ramp is integrated to provide the user an index