Dirt * | 509 Altitude 2.0 Hi-Flow Helmet

509 Altitude 2.0 Hi-Flow Helmet

Reinvented To Ride Even Harder, The Second Generation Of The Bestselling 509 Altitude Series Unleashes A Whole New Animal. For Those Who Run At Redline, The New 509 Altitude 2.0 Hi-Flow Helmet Maximizes Airflow With Open Upper And Rear Vents Plus A 40% Larger Chinbar Intake. Everything Else Is What You’D Expect From One Of The World’S Bestsellers, Including A New Hand Lay-Up Fiberglass Construction That Makes This Helmet Lighter, Stronger, And Even More Comfortable.

Features:

• Hand Lay-Up Fiberglass Composite Construction
• Xs To 4X Sizes Available In Three Shells For Optimal Fit And Minimal Weight
• Upper Vents For Optimal Airflow
• Go-Pro Mounting Capability, Improved Design
• Fidlock Chinstrap Strap Closure For Easy In And Out
• Perfect Fit Between Helmet Eyeport And 509 Goggles
• Pro-Series Breathbox For Complete Protection, Removable For Optimal Air Flow