509 Altitude Carbon Fiber 3K Helmet with Fidlock®

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  • Regular price $399.95

One of the bestselling helmets ever, the 509 Altitude series excels across four key principles: safety, performance, fit, and style. Revolutionary design means precision fit and sleek profiling that exceeds the competition, plus innovative venting and all-day comfort for aggressive riding. At the peak of performance is the 509 Altitude 3K Carbon Fiber Helmet (ECE certified)—our lightest, most durable helmet yet, equipped with the Fidlock® magnetic buckle for easy one-handed operation.

  • Comes standard with universal camera mount
  • Comes standard with Fidlock® easy-open magnetic strap clasp
  • Innovative aerodynamic channels & 8 intake/exhaust vent ports
  • 8 sizes across 3 outer shell molds ensure excellent fit
  • Meets and exceeds DOT & ECE 2205 safety certification
  • 3K ECE helmet weight from 1120 grams