The Alpinestars Nucleon KR-1 CELLi back protector in addition to being extremely light, is made up of an articulated back plate that gives it excellent flexibility and fit, and a soft padding on the side in contact with the back capable of offering perfect comfort to the guide. The use of high-performance polymeric material and the advanced design with cellular micro-structure ensures efficient absorption of impact energy while ensuring high levels of air flow and lightness.
High performance polymer cell structure for optimized flexibility and excellent weight saving properties.
The back protector design changes from the center outwards providing the perfect balance between energy absorption and flexibility.
Approved to EN 1621-2: 2014 level 2
Horizontal flex grooves for adaptive fit in different riding positions.
Soft and comfortable padding on the body side of the protector provides breathability and comfort for the rider.
Also compatible with racing suit.
The ultralight insert for back protection is developed in three sizes