ALPINESTARS SMX-1 R v2 Boots - Black/Red - US 13.5 / EU 49 2224521-13-49 Wideband Air/Fuel Ratio Meter Optional spoiler for the Rally

Optional spoiler for the Rally Pro handguard extends coverage and provides additional protection from branches

which follows the muffler line Conical body made of stainless steel

current lap number

Form a real cage around the linkage to prevent a costly replacement

billet aluminum Core components

ALPINESTARS SMX-1 R v2 Boots - Black/Red - US 13.5 / EU 49 2224521-13-49 Wideband Air/Fuel Ratio Meter Optional spoiler for the RallyA 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