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Bicycle use only, not DOT-approved and not intended for use with motorcycles
The ATB-2T Ascent Mountain Bike Helmet incorporates 6D's fourth generation of ODS system mating a multi-impact EPP inner liner to an in-molded EPS outer liner and outer PC shell. This combination of materials combined with 6D's award winning technology provides unmatched performance in a lightweight fully ventilated trail helmet. A unique fit system combined with Ionic+ anti-microbial fit liner and a Fidlock closure further improves safety and rider comfort. SIZE HEAD (IN) HEAD (CM) XS 20 7/8-21 1/4 53-54 SM 21 5/8-22 55-56 MS 22-22 1/2 56-57 MD 22 1/2-22 3/4 57-58 LG 22 3/4-23 1/4 58-59 XL 23 5/8-24 60-61 2XL 24 7/16-24 3/4 62-63 Sizing information is provided by the manufacturer and does not guarantee a perfect fit. 6D HELMETS ATB-2T Ascent Helmet Features
Omni-directional suspension (ODS)
Mitigates angular and linear accelerations
Ionic+ antimicrobial comfort liner
Exceptional flow-through ventilation
3-Position adjustable and removable visor
Integrated sunglass dock
Eyewear and goggle compatible
Adjustable fitment system
Polycarbonate shell
Fidlock closure system
Virginia Tech 5 star rating
Exceeds CPSC / EN1078 / AU/NZS 2063 standards
Exceeds NTA 8776 e-bike standards
Bicycle use only, not DOT-approved and not intended for use with motorcycles