Viridian&';s new HS1 is the world&';s first AR hand stop with integrated IR 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.Features : Designed, engineered, and manufactured in the USA Dual minimalist design to reduce weight and free up valuable space on the end of your rifle Ergonomic push button controls to ensure your world is illuminated when you want it to be