ALPINESTARS Chrome Shoes - Black/Asphalt/Gum Blue - US 8.5 251232211729 Fi2000 PowrPro Black Adds approximately three horsepower by

Adds approximately three horsepower by changing the air/fuel flow dynamics

Direct replacement top central vent for Alpinestars SM5 helmets

Different colors match different bikes

Made from hard-anodized billet aluminum

this creates grooves and allows for bearing contamination

ALPINESTARS Chrome Shoes - Black/Asphalt/Gum Blue - US 8.5 251232211729 Fi2000 PowrPro Black Adds approximately three horsepower byAlpinestars advanced urban sole for walking comfort, with the TPF delivering protection OrthoLite insock for high levels of breathability Split suede and mesh upper construction for a breathable street style that performs in everyday use Quick action upper shoe elasticated closure for ease of use, an optimized, secure fit and fast entry Dual density ankle protectors with heel and toe reinforcements for enhanced protection Lightweight upper combining