The SME Vertical Forend Grip Weapon Light offers two excellent tactical features desired by countless AR owners in one convenient package. The Vertical Forend Grip is lightweight, and features a quick crossbar mounting system with wing nut which allows installation and removal on any picatinny or weaver rail. The durable aircraft grade aluminum light projects a powerful 260 lumen output with constant on and blinding strobe modes. It also offers spot focus for clear and precise target identification. Whether your gearing up your prepping firearm or just enjoy mounting as much tactical gear to your AR platform as possible, the SME Vertical Forend Grip Weapon Light is for you! FeaturesIPX4 Water Resistant260 Lumen Output6061-T6 Aluminum ConstructionSpot Focus FunctionalityQuick Crossbar Mounting System