SureFire 6V LED Tac Light - Mossberg 500, & 590, 7.75in Forend Tube w/ Constant is a part of the high quality and dependable Flashlights from SureFire. All of the features you need for a price you want. Flashlights from SureFire are well known for their quality and SureFire 6V LED Tac Light - Mossberg 500, & 590, 7.75in Forend Tube w/ Constant upholds that standard.