Holosun 503CU
SKU: 605930624540 $275.00 In WarehouseThe Holosun HS503CU is a 1x, 20 mm tube-style red-dot sight with a selectable 2 MOA dot or 2 MOA dot inside a 65 MOA circle. The model combines Solar Failsafe, Shake Awake, and a CR2032 battery.
Holosun lists ten daylight and two night-vision-compatible brightness settings, 0.5 MOA adjustment clicks, and IP67 water resistance. The aluminum sight has a black micro-arc-oxidized finish, while its body measures 2.6 inches long and weighs 3 ounces.
Specifications
| Manufacturer | Holosun |
| Model | HS503CU |
| Product Line | 503 |
| Optic Type | 20 mm tube red-dot sight |
| Magnification | 1x |
| Objective Lens Diameter | 20 mm |
| Reticle | Selectable 2 MOA dot or 2 MOA dot with 65 MOA circle |
| Adjustment Graduation | 0.5 MOA per click |
| Elevation Adjustment Range | +/- 50 MOA |
| Windage Adjustment Range | +/- 50 MOA |
| Illumination | Ten daylight and two night-vision-compatible settings |
| Battery | CR2032 |
| Battery Life | 50,000 hours at setting 6 |
| Mount | 1.63 in central height |
| Length | 2.6 in |
| Weight | 3 oz, sight body |
| Finish | Black micro-arc oxidation on 6061-T6 aluminum |
| Waterproof Rating | IP67 |
| MPN | HS503CU |
