Holosun HS403B Tactical Aluminum D-collars double as infinity

Aluminum D-collars double as infinity stops and close focus stops to simplify maintenance

Can be configured with low-visibility color schemes to increase field concealment

This is a full U

Cerakote finishes available

- Low profile design with no Kydex involved

Holosun HS403B Tactical Aluminum D-collars double as infinityThe 403B is a small compact micro red dot optic. Employing Holosuns LED technology, the lifetime for one CR2032 battery can be up to 5 years. This optic features our Shake Awake technology that powers the optic on with slight movement of the 403B. It may be installed on various firearms such as shotguns, pistols, air rifles, and crossbows. The HS403B is compatible with standard mounts. FEATURES Designed for day and night use New advanced technology