Fenix GL19R 1200 Lumen Rail Mounted USB-C Rechargeable FlashlightThe Versatile Fenix GL19R is full of unique features that make it one of the best weapon mountable lights available. The GL19R easily attaches to both Glock and 1913 rails, making it easy to use on various weapon options. It is powered by a single ARB L18 Fenix battery that provides enough power for 1200 lumens of white light. Another great feature is that the GL19R is USB Type C Rechargeable, so you don't have to remove the light from the rail to