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Alpinestars SM-5 Solid Helmet

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Alpinestars Supertech S-M10 Solid 2019 MX Helmet - White / Glossy

Alpinestars SM-5 Solid Helmet

The all-new SM5 helmet is the result of more than five years of intensive study, development and testing. We scrutinized every possible aspect to engineer a helmet that is safe and thoughtfully designed to deliver optimal protection and comfort. This lightweight helmet features a thermo-injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combi. . . Show More >

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