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Mfg Item #: HS403R
The HS403R is a 20mm micro optical red dot optic that features Holosun's new rheostat dial to adjust brightness settings, 2 MOA dot size, unlimited eye relief, unlimited field of view, and has a IP67 waterproof rating. The HS403R can achieve a constant "on" battery life of up to 100,000 hours. Includes lower 1/3 Co-witness mount, T10 L key, low profile mount, rubber cover, CR2032 battery, lens cloth and user manual.
| Finish | Black Anodized |
|---|---|
| Length | 2.75" |
| Proofs | Shock Proof/Water Resistant |
| Series | 403R |
| Weight | 3.53 oz |
| Reticle | Red Dot |
| Dot Size | 2 MOA |
| Eye Relief | Unlimited |
| Field Of View | Unlimited |
| Magnification | 1x |
| Optic Coating | Multi-Coated |
| Tube Diameter | 20mm |
| Adjustment Size | .50 MOA |
| Windage Elevation | Adjustable |
