ALPINESTARS SMX-6 v2 Vented Boots - Black/Gray/Blue - US 9 / EU 43 2223017-1178-43 Grip 18-3219 Chain Tensioner Plate Reference

18-3219 Chain Tensioner Plate Reference #'s (if available): 39993-65 Can't find what you need

highly flexible design which provides impact and high abrasion protection Breathable mesh sleeve for excellent levels of airflow and comfort

Zippered Cuffs

Made with 100% waterproof

ALPINESTARS SMX-6 v2 Vented Boots - Black/Gray/Blue - US 9 / EU 43 2223017-1178-43 Grip 18-3219 Chain Tensioner Plate ReferenceBoot upper incorporates an innovative front and rear bellows and rear calf zone for superior levels of flexibility Boot upper is constructed from microfiber for durability and abrasion resistance Ergonomic forefoot streamlining enables greater control of the bike's controls and provides a superior, wide ranging foot profile for excellent fit and comfort Thermoplastic Polyurethane (TPU) lateral ankle brace provides a biomechanical support between the