509 Altitude 2.0 Carbon Fiber 3K Hi-Flow Snow Helmet Size:M and thigh ventilation system

and thigh ventilation system

Perfect for hauling vehicles and many other types of cargo

Ankle height

The system starts with our lightest base layer

Perfect for those who prefer the slightly snugger fit of a thick sock

509 Altitude 2.0 Carbon Fiber 3K Hi-Flow Snow Helmet Size:M and thigh ventilation systemEngineered with 40% larger chinbar intake and rear exhaust vents. All open vents, removed shutter for increased flow, plugs removed, more breathable for mountain riders. Combined with an ultralight ECE 3K Carbon layup this helmet is optimized for the most demanding off trail riders. FEATURES Hand lay up carbon fiber composite construction XS to 4X sizes available in three shells for optimal fit and minimal weight Upper vents for optimal airflow Go Pro