The Pro Tac Railmount HL-X is a weapon-mounted light meticulously designed for MIL-STD-1913 (Picatinny) rails. With the innovation of an included M-LOK mount, this lighting tool can be attached to different M-LOK and M-LOK compatible rail systems. Program your light settings with TEN-TAP to choose between high/strobe, high only, or low/high operating systems. This Pro Tac Railmount HL-X is a heavy-duty, versatile light, providing a high-intensity bright beam, making it an essential part of your tactical gear.