Holosun HS403B 2 MOA Micro Red Dot Sight (FDE)
The Holosun HS403B is a 20mm micro red dot built around a 2 MOA dot reticle with 12 brightness settings (10 daylight and 2 night vision compatible). It features Shake Awake technology, digital push-button controls, and a side-mounted battery compartment with a screw-in cap.
This unit is finished in FDE and includes an attached Picatinny rail mount.