The HS403B is a 20mm micro-sight designed for rifles and carbines. Made from durable 6061 aluminum and includes a 1/3 co-witness mount (1.63″) and a low mount (.75″) for low-comb height rifle applications. Plus, digital buttons for changing settings.
HS403B is packed with Holosun innovations:
- Shake Awake
- Super LED with up to 50k hour battery life
- Multilayer Reflective Glass
- 12 Brightness settings: 10 daylight options and 2 night-vision compatible options
- Parallax-free & unlimited eye relief
Comes with the following:
- Lower 1/3 cowitness mount
- T10 L key
- User Manual
- Lens Cloth
- Low Profile Mount
- Rubber Cover
- CR2032 battery
