ALPINESTARS SMX1-R V2 Boots - Black - US 11.5 / EU 46 2224021-1100-46 Spring Solo Seat Keihin (not CV) and Tillotson

Keihin (not CV) and Tillotson carburetors

racing sound as the revs rise

For a sleek contoured look inspired by the hood scoops of the classic muscle car era

Holds up to 145 lb

5” horn-loaded tweeters

ALPINESTARS SMX1-R V2 Boots - Black - US 11.5 / EU 46 2224021-1100-46 Spring Solo Seat Keihin (not CV) and TillotsonThe 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