Magpul Industries Rail Light Mount Left Blk. This Flashlight Mount from Magpul Industries fits on any standard 1913 Picatinny Rail is available in right or left side models and integrates with the Magpul XTM panels. The Magpul Tactical Rail Light Mounting System 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 point aiding consistent hand placement and light activation. Constructed of reinforced polymer the Magpul Rail Light Mount nearly eliminates light compatibility concerns by conveniently including everything you need to mount Surefire 300 and 600 series Scout Lights 1913 Picatinny attachment pistol lights and all light bodies from 0.75" to 1.03" in diameter via the included set of anodized aluminum mounting rings. Package Contents: Magpul Industries Rail Light Mount Magpul Industries MAG498-LT-BLK: Rail Light Mount Left Blk