509 Altitude 2.0 Carbon Fiber 3K Helmet
Reinvented to ride even harder, the second generation of the bestselling 509 Altitude series unleashes a whole new animal. At the top of the podium is the 509 Altitude 2.0 Carbon Fiber 3K R-Series Helmet featuring a lighter and stronger hand lay-up carbon composite construction. Race-ready orange and ECE certified, it includes the secure fit of a dual D-ring chin strap.
Features:
- Hand lay-up carbon fiber composite construction
- XS to 4X sizes available in three shells for optimal fit and minimal weight
- Upper vents with on/off shutter closure for airflow control
- Go-Pro mounting capability, improved design
- Perfect fit between helmet eyeport and 509 goggles
- Pro-Series Breathbox for complete protection, removable for optimal air flow
- Race ready Orange to comply with ISR regulations
- DOT/ECE dual certified helmet to comply with ISR regulations
- Dual Ring chin strap closure for secure and racing tight
- 509 helmet bag included











































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