Flip-Up
Night Vision Goggles
Universal Night Vision Helmet Dual-Flip Mount
JV-HA21 is a purpose-built mounting accessory for night vision devices. Crafted from high-strength aerospace aluminum alloy, it delivers exceptional rigidity while maintaining an ultra-lightweight profile. Its dual-stage flip structure and multi-axis adjustability allow fast, precise positioning of NV optics, making it ideal for tactical operations, night patrols and outdoor observation.
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OEM
ODM
Effect Display
lip-Down
Head-Mounted Adjustment
01
Dual-Stage Flip & Precision Adjustment
Designed for fast night-vision deployment and stowage, the helmet mount supports tool-free ±10mm height adjustment and precise fore-aft positioning. JV-HA21 features a 120° first-stage flip and 270° second-stage flip, while JV-HA31S provides a two-position 160° flip mechanism for flexible viewing-angle adjustment.
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Lightweight Magnetic Locking & Universal Fit
Constructed from high-strength aerospace aluminum alloy, the mount combines rigid support with a lightweight design of only 200g for JV-HA21 and 150g for JV-HA31S. Dual-point magnetic positioning provides secure retention, while the universal standard night-vision helmet interface supports fast installation across compatible helmet systems.
Core Specifications
| Parameter | JV-HA21 |
| Representative products |  |
| Material | High-strength aerospace aluminum alloy |
| Type | JV helmet accessories |
| Height Adjustment | ±10mm |
| Fore-aft Adjustment | ±15mm |
| Flip Range | 1st stage flip: 120°; 2nd stage flip: 270° |
| Status Detection | Dual-point strong magnetic detection |
| Overall Dimensions | 81 × 68 × 58 mm |
| Place of Origin | China |
| Customized support | ODM/OEM |
| Weight | 200g |
| Adjustment Method | Tool-free height & fore-aft adjustment |
| Mount Compatibility | Universal standard NV helmet interface |
| Parameter | JV-HA31S |
| Representative products |  |
| Material | High-strength aerospace aluminum alloy |
| Type | JV helmet accessories |
| Height Adjustment | ±10mm |
| Fore-aft Adjustment | ±12mm |
| Flip Range | 2 gears, 160° |
| Status Detection | Dual-point strong magnetic detection |
| Overall Dimensions | 110 × 65 × 45 mm |
| Place of Origin | China |
| Customized support | ODM/OEM |
| Weight | 150g |
| Adjustment Method | Tool-free height & fore-aft adjustment |
| Mount Compatibility | Universal standard NV helmet interface |
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