Alpinestars - Bionic Action Roost Guard Final Drive The adjustment range is also

The adjustment range is also wider and variations between shock absorbers are reduced

Bolstered back foam profile increases air ventilation

it works with these models:

or simply their signature style

Alpinestars - Bionic Action Roost Guard Final Drive The adjustment range is alsoCell Technology chest protector features a highly perforated shell for high levels of ventilation and protection The flexible side adapts to the rider's body shape Features a Cell Technology back protector with a flexion channel for enhanced mobility Removable shoulder pads for high levels of customization Extended padding to offer more protection against tire roost without obstructing arm movement The protectors are perforated for maximum