Crimson Trace laser solution for M4 carbines. Fits rail systems and mounting points. With ARMS type QD lever mount. The VF-302 is a laser-equipped vertical foregrip that can be mounted to any Picatinny (1913) rail. It uses our proven LG-302 Beretta 92 Lasergrips wrapped over a skeletonized billet aluminum grip. This model also has an ARMS Quik-Detach lever mount for easy on/off field use. - Heads-up targeting increases vision, awareness and decision-making abilities - Repeatable, adjustable and pinpoint accurate - Built to survive the abuse of military, law enforcement and competition - Installs quickly and easily on any Picatinny (1913) rail system.