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407K X2
Compact open pistol sight using the Holosun K footprint.
Source-backed record
Research record; not firsthand tested.
12 documented specifications, source references, and verification dates are present. Mounting paths are reviewed separately.
optic
Weight: 1.0 oz
Dimensions: 1.60 × 0.98 × 0.95 in
Compatibility: Holosun K footprint
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Description
Compact open pistol sight using the Holosun K footprint.
Specifications
| Design | Open emitter |
|---|---|
| Window | 0.58 × 0.77 in |
| Battery | Side-loading CR1632 |
| Housing | 7075-T6 aluminum |
| Reticle | 6 MOA red dot |
| Adjustment | 1 MOA per click |
| Brightness | 10 daylight and 2 night-vision settings |
| Battery life | 50,000 hours at setting 6 |
| Magnification | 1× |
| Adjustment range | ±30 MOA |
| Water resistance | IP67 |
| Motion activation | Shake Awake |
Sources and verification
- Manufacturer product page
- Specification source — checked July 23, 2026
- Mounting-footprint source — checked July 16, 2026
Reviewed pistol mounting paths
No reviewed mounting paths are published for this product yet. Missing evidence remains unverified rather than being inferred from a reported footprint.