509 Adult Rockstar Altitude Snowmobile Helmet 2020 Snocross Snowcross

One of the industry’s 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 Helmet features the MIPS Brain Protection System for ultimate safety, Fidlock® magnetic strap buckle for easy one-handed operation, plus customizable elements like a removable cold weather breathbox. Pro Series cold weather removable breathboxRemovable ventstoppers for customized ventilationComes standard with universal camera mountComes standard with Fidlock® easy-open magnetic strap claspInnovative aerodynamic channels & 8 intake/exhaust vent ports11 Sizes across 4 outer shell molds ensure excellent fit, Youth SM - Adult 4XMeets and exceeds DOT & ECE 2205 safety certification standardsOne piece eye port trimPerfect 509 goggle fitRevolutionary neck brace ready shell profileCustom fit eps, specially designed for North AmericaSpecial designed expanded polyurethane chin insertRemovable, washable premium linerDual density, interlocking epsDOT/ECE helmet weight from 1380 grams

Removable vent stoppers for customized ventilation; 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;Perfect 509 goggle fit