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509 Altitude 2.0 Helmet - Oil Slick

Winter 2023
US $329.95
The New 509 Altitude 2.0 Helmet All new design, with the same lineage of our Altitude Helmet.

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Medium 20+
Small 20+
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  • 509 ALTITUDE 2.0 HELMET //

    Reinvented to ride even harder, the second generation of the bestselling 509 Altitude series unleashes a whole new animal. Lighter, stronger, and even more comfortable thanks to a new hand lay-up fiberglass construction, the 509 Altitude 2.0 Helmet excels in any terrain or condition. Includes the Fidlock magnetic strap buckle for easy one-handed operation, plus customizable features like a removable Pro-Series Breathbox to get you through a full season of extremes.


    • Hand Lay-Up Fiberglass Composite Construction for Stronger, Lighterweight, and Better Fit Construction
    • DOT/ECE Certified in USA (ECE Available in Canada and Europe)
    • One Piece Eye Port Trim
    • 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 Eyeport and 509 Goggles
    • Pro-Series Breathbox for Complete Protection, Removable for Great Airflow
    • Weight: As Low as 1200 Grams for DOT/ECE