Holosun

The HS403B is a 20mm micro optical sight designed for rifle and carbine applications. Features include 12 brightness settings, Holosun’s Super LED with up to 100k hours battery life, and 2 MOA Dot. In the Box Lower 1/3 Cowitness Mount Low Profile Mount T10 L Key Rubber Cover User Manual CR2032 Battery Lens Cloth

The HS507C is an open reflex optical sight designed for pistol applications. Features include Holosun’s Super LED with up to 50k hours battery life, 2MOA dot only, Solar Failsafe, and Shake Awake. In the Box T10 L Key CR1632 Battery User Manual Lens Cloth