Viridian Weapon Technologies, HS1, Laser Handstop, Green Laser, Picatinny Mount, Black Designed, engineered, and manufactured in the USA Dual minimalist design to reduce weight and free up valuable space on the end of your rifle Designed to help improve your ability to control recoil and maneuver your rifle in most environments Wide angle peripheral beam is designed to help you see MORE of the dark environment you are operating in Ergonomic push button controls to ensure your world is illuminated when you want it to be Viridian's new HS1 is the world's first AR hand stop with integrated laser sighting device. Utilizing grip activation buttons, adjustable windage and elevation, and an ergonomic design, the HS1 is the perfect accessory for your tactical firearm. The uniquely placed pressure activated button makes the HS1 ideal for use on AR-style firearms as the laser can be activated when the shooter is using a variety of grip styles. The shooter gets all the protection of a hand stop while utilizing a highly visible red laser sight for aiming.