Introducing 509's Altitude 2.0 Helmet,  The 509 Altitude 2.0 Carbon Fiber Helmet is the revolutionary second generation of the bestselling 509 Altitude series, boasting a hand lay-up carbon composite construction that is lighter, stronger, and sleeker than its predecessors. Packed with aggressive features, it includes the Fidlock® magnetic strap buckle for convenient one-handed operation, a built-in universal camera mount, and airflow control venting.

SPECS: 

• Hand lay-up carbon fiber composite construction
• Upper vents with on/off shutter closure for airflow control
• Fidlock® chinstrap strap closure for easy in and out
• Go-Pro® mounting capability, improved design
• Perfect fit between helmet eye port and 509 goggles
• Pro-Series Breathbox for complete protection, removable for optimal airflow 
• 509 helmet bag included

STARTING WEIGHT: DOT/ECE 1150 grams