ALPINESTARS SMX-S Boots - Black/White - US 7.5 / EU 41 2223517-12-41 Cam Chain Tensioner Improved power transfer though the

Improved power transfer though the clutch

hook-and-loop attachment

General Safety Warning

hardened CNC mounting bracket

ALPINESTARS SMX-S Boots - Black/White - US 7.5 / EU 41 2223517-12-41 Cam Chain Tensioner Improved power transfer though theDurable microfiber upper construction that has superb flexibility and a comfortable feel Ergonomic new forefront boot shape is streamlined to better control and feel of the motorcycle controls Thermoplastic Polyurethane (TPU) shin plate protector is race developed for superior impact and abrasion resistance Lateral Thermoplastic Rubbery (TPR) injected ankle support construction provides superior comfort and impact resistance TPU double density ankle