ALPINESTARS SMX-1 R v2 Boots - Black/Red - US 6 / EU 39 2224521-13-39 Complete Clutch Kit Allows for more precise adjustment

Allows for more precise adjustment and smoother operation

Designed with a flexion channel through the shell that allows the shell to bend with the knee

The Rear Axle Alignment Tool is made from ultra-durable Delrin and is used to push your rear axle out and hold your rear brake caliper mount in place while your rear wheel is removed

Chest and back pad compartments (Nucleon chest and back inserts available as accessory upgrade)

as well as cooler engine temps to improve your stock model’s durability

ALPINESTARS SMX-1 R v2 Boots - Black/Red - US 6 / EU 39 2224521-13-39 Complete Clutch Kit Allows for more precise adjustmentA class leading, low cut performance riding boot, the SM 1 R v2 Vented Riding Shoe incorporates a host of technical innovations for improved levels of comfort, fit and durability. Constructed from a lightweight and abrasion resistant microfiber upper with extensive perforations for maximum airflow and breathability, the shoe is also equipped with strategically positioned TPU protectors for abrasion resistance in a key area. The SMX 1 R v2 Vented