Introducing 509's Altitude 2.0 Carbon Fiber Helmet,  Redesigned for a more extreme ride, the 509 Altitude 2.0 Carbon Fiber Helmet is the newest edition of the best-selling Altitude series. It boasts a lightweight, strong, and sleek hand lay-up carbon composite construction. With features like the Fidlock® magnetic strap buckle for convenient one-handed operation, an integrated universal camera mount, and adjustable airflow, this helmet is perfect for aggressive riders.

SPECS: 

• 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
• 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