ALPINESTARS SMX+ Vented Boots - Black/White/Yellow - US 10.5 / EU 45 2221119-125-45 Primary Chain Drive Systems with Clutch O2 Extender Included (2) O2

O2 Extender Included (2) O2 Mounts

Silencer length: 13

Breathable 100% stretch performance jacket for unbeatable flexibility and premium rider comfort

Includes 25-tooth sprocket

Front flag logo graphic and Jersey hood lining

ALPINESTARS SMX+ Vented Boots - Black/White/Yellow - US 10.5 / EU 45 2221119-125-45 Primary Chain Drive Systems with Clutch O2 Extender Included (2) O2The SMX Plus v2 Boot perfectly blends sleek sports styling with advanced protection features developed in Alpinestars performance footwear department. The durable and light microfiber upper is reinforced with a rugged polymer protector and the exclusive Multi Link Control (MLC) system prevents ankle torsion while offering freedom of movement. Advanced microfiber upper construction for lightweight high performance protection and superb levels of