HJC RPHA 70 ST Balius Helmet
The RPHA 70 ST Helmet from HJC is constructed out of a carbon fiber and carbon glass hybrid for enhanced shock resistance. The rear vent has a switch, so you can control the flow of air through the helmet. Wear glasses? The RPHA 70 ST is eyeglass compatible.
Features
- Advanced P.I.M. Plus (Premium Integrated Matrix Plus) construction: carbon fiber and carbon-glass hybrid fabric for enhanced shock resistance
- Intake and exhaust top vents for maximum air circulation
- Rear vent switch for easy control of air flow
- Anti-fog smoke tinted sun shield deploys quickly
- RapidFire shield replacement system: quick, tool-less shield removal and installation
- Emergency cheek pads removal
- Multicool interior with advanced anti-bacteria fabric provides enhanced moisture wicking and quick drying
- Crown and cheek pads are removable and washable
- HJ-26 anti-fog lens prepared shield
- Includes anti-fog insert lens
- Glasses-friendly EPS design
- DOT and ECE approved
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Sizing Information
Below is a size chart provided by HJC for this product. If you need help with how to measure, or how to evaluate the fit of a helmet please have a look at this guide by HJC (the size chart included in this guide is for a “generic” HJC helmet and may differ slightly from the chart below that is specific to this product).
If you have questions about how this helmet might fit as compared to other helmets in your closet, please visit this FAQ for some advice.
| Helmet Size | Hat Size | Head Measurement (inches) | Head Measurement (cm) |
|---|---|---|---|
| XS | 6 5/8 to 6 3/4 | 20 7/8 to 21 1/4 | 53 to 54 |
| Small | 6 7/8 to 7 | 21 5/8 to 22 | 55 to 56 |
| Medium | 7 1/8 to 7 1/4 | 22 1/2 to 22 7/8 | 57 to 58 |
| Large | 7 3/8 to 7 1/2 | 23 1/4 to 23 5/8 | 59 to 60 |
| XL | 7 5/8 to 7 3/4 | 24 to 24 3/8 | 61 to 62 |
| XXL | 7 7/8 to 8 | 24 3/4 to 25 1/4 | 63 to 64 |
Other Useful HJC Information Links:
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