The HJC RPHA 12N Helmet offers top-tier performance with a sleek, aerodynamic design that reduces air drag and noise. Featuring a HJ-42 Curved Shield and Ratchet for enhanced visibility and an advanced ventilation system with four intakes and three exhausts for optimal airflow, this helmet ensures comfort in any riding condition. Its fully removable interior and interchangeable cheek pads provide a customizable fit, while the emergency pull tab adds extra safety. Approved to DOT FMVSS No. 218 and ECE 22.06 standards, the RPHA 12N combines lightweight construction, superior aerodynamics, and reliable protection for both street and track riders.
Features:
- HJ-42 Curved Shield and Ratchet Reduces Air Drag & Noise
- Maximum Air Intake: 4 Intakes & 3 Exhausts
- Enlarged Front Intake For Maximum Defogging
- Fully Removable Interior With All Size Interchangeable Cheek Pads
- Emergency Pull Tab
- tandards: DOT FMVSS 218 & ECE 22.06 Approved
- Weight: 3.315 lbs / 1521 grams (approx, based on size md)
Helmet Size Chart
How to Measure Your Head Size
Use a soft, flexible tape measure and wrap it horizontally around your head, approximately one inch (2.5 cm) above your eyebrows. Measure at the widest point of your forehead.
Size chart is for reference only. Always try the helmet on and follow the manufacturer’s fitting instructions.
| Size | Hat Size | CM | Inches |
|---|
| XS |
6 5/8 – 6 3/4 |
53 – 54 |
20 7/8 – 21 1/4 |
| SM |
6 7/8 – 7 |
55 – 56 |
21 5/8 – 22 |
| MD |
7 1/8 – 7 1/4 |
57 – 58 |
22 1/4 – 22 7/8 |
| LG |
7 3/8 – 7 1/2 |
59 – 60 |
23 1/4 – 23 5/8 |
| XL |
7 5/8 – 7 3/4 |
61 – 62 |
24 – 24 3/8 |
| 2XL |
7 7/8 – 8 |
63 – 64 |
24 3/4 – 25 1/4 |
| 3XL |
8 1/8 – 8 1/4 |
65 – 66 |
25 5/8 – 26 |