Alpinestars Supertech M5 Action MX Helmet YCRF_bicycle_helmets 000 pounds

000 pounds

Modern mountain bikes are amazing and have allowed riders to do more than ever

Outer shell material: PWR|Ripstop 10D

This unprecedented level of comfort is achieved by combing a unique mixture of materials

it can be used as a tourniquet in emergencies

Alpinestars Supertech M5 Action MX Helmet YCRF_bicycle_helmets 000 poundsThe 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 combination of impact