HS403B Red Dot Sight - Low-Profile Mount + 1/3 Co-witness 

HS403B is a professional red dot sight by Holosun adapted for use on both live firearms and replicas. The sight is very compact and light. Thanks to new LED technology it allows for operation even up to 50 000 hours on a single CR2032 battery (not included in the set). The set includes two mounts compatible with RIS / Picatinny rails. HS403B features a multilayer coating on all lenses as well as a very durable aluminum casing.

Features:

- a 2 MOA dot reticle
- no parallax effect, which allows for freedom when it comes to the distance from the eye
- durable and reliable construction (made of T6061-T6 aluminum)
- LED technology allows for operation even for 50 000 hours on a single battery
- the set includes an RIS / Picatinny mount: low-profile and 1/3 Co-witness
- wake-up function (turn-on) upon the detection of motion

SPECIFICATION:

- Magnification: 1x
- Power Source: CR2032 battery
- Work Time: 50 000 hours
- casing finish: PEO/MAO
- brightness: 10 settings + 2 night-vision modes
- water-resistance up to 1 meter
- operational temperature: from -30 to 60
- storage temperature: from -40 to 70

The set includes:

- red dot sight
- cleaning cloth
- additional tray for a battery
- hex key
- adjustment key
- low-profile mount
- 1/3 Co-witness mount (high-profile)