Altitude 2.0 Hi-Flow Helmet

Select Color: Cyan Blue
Select Size: SM

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$299.95 Regular price $299.95
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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.

DOT/ECE Certified Fidlock®

Key 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

Specs

  • Weight: DOT/ECE 1200 grams