ALPINESTARS Nucleon KR-3 Back Protector - Black/Red - Large 6504718-13-L Keychain 75" Diameter (without bezel)

75" Diameter (without bezel)

Levers approximately 1" shorter than OEM

Efficient direct ventilation ports strategically positioned on thighs for high levels of airflow

Special wait times apply when these parts go out of stock

ALPINESTARS Nucleon KR-3 Back Protector - Black/Red - Large 6504718-13-L Keychain 75" Diameter (without bezel)Developed in three waist to shoulder dimensions in order to cover all body sizes Lattice structure back shell plate is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties combined with soft viscoelastic PU (polyurethane) foam compound construction Single injected lattice structure shell with an ergonomic design to absorb impacts and allow maximum breathability and airflow