ALPINESTARS SM3 Helmet - Radium - Gloss Black/Red Fluo/White - 2XL 8300826-1553-XXL Bearings Durability & Comfort: Made with

Durability & Comfort: Made with high-quality materials

sort of trademark for Arrow

which needs a minimum of 8 mm hole for clearance

*NOTE: Order oil passage bolt and cam cover screws separately

ALPINESTARS SM3 Helmet - Radium - Gloss Black/Red Fluo/White - 2XL 8300826-1553-XXL Bearings Durability & Comfort: Made withVaried thickness shell construction for optimized protection and light weight Optimized for MX, Enduro, and Offroad use Delivers blend of performance, protection, and comfort Key Features Features thermo injected shell incorporating a polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight Lightweight outer shell is constructed from impact resistant