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Quantity
1
The SM5 helmet has been designed to provide MX riders with a helmet that is safe and purposefully designed to deliver optimal protection and comfort. The lightweight SM5 helmet features a thermo-injected shell incorporating a special polyme...
Reviews
5.0
6 ratings
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My son loves this helmet. Fits how its supposed too. Will be definitely buying products from Alpinestars from here on out for his biking adventures
