ALPINESTARS SMX1-R V2 Boots - Black/White - US 7.5 / EU 41 2224021-12-41 Brake Specifically built with the riders’

Specifically built with the riders’ needs in mind this setup allow you to start with the combination that makes the most sense for you as a rider and your budget (along with conforming to regulations for your type of riding)

RadiusX combines TorqDrive friction disk technology with EXP (auto clutch) disk

allowing increased oil capacity

and perform better that stock clutches

Clutch side knurling for added grip adhesion

ALPINESTARS SMX1-R V2 Boots - Black/White - US 7.5 / EU 41 2224021-12-41 Brake Specifically built with the riders’The main upper material is microfiber Tongue and rear accordion made by lightweight padded material that offer superior comfort Airflow and ventilation are improved thanks to lateral Air Intake with metallic mesh New speed lace system derived from Alpinestars MotoGP technology for improved quick precise and secure closure Higher closure system with new adjustable hook and loop closure and debossed Alpinestars logo Foam backed double density ankles