509 Altitude Carbon Fiber Pro Helmet

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  • Regular price $449.95


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. The 509 Altitude Pro Carbon Fiber Helmet is superlight with an industry-leading 100% carbon fiber construction. It also features the MIPS Brain Protection System for ultimate safety and a Fidlock® magnetic buckle for simplicity.

  • Pro Series cold weather removable breathbox
  • Comes with Dual D-ring chin strap for a secure fit
  • Removable ventstoppers for customized ventilation
  • Comes standard with universal camera mount
  • Innovative aerodynamic channels & 8 intake/exhaust vent ports
  • 11 Sizes across 4 outer shell molds ensure excellent fit, Youth SM - Adult 4X
  • Meets and exceeds DOT & ECE 2205 safety certification standards
  • One piece eye port trim
  • Perfect 509 goggle fit
  • Revolutionary neck brace ready shell profile
  • Custom fit eps, specially designed for North America
  • Special designed expanded polyurethane chin insert
  • Removable, washable premium liner
  • Dual density, interlocking eps