The Alpinestars Nucleon KR-CELLi Back Protector delivers CE Level 1 impact protection in a lightweight, well ventilated design optimized to work both men's and women's Alpinestars jackets.
The Alpinestars Nucleon KR-CELLi Back Protector is constructed of a polymeric material blend that features a triple segmented back shell plate to strike a great balance between energy absorption and force dispersion. The ergonomic design of the Nucleon KR-CELLi, in tandem with the horizontal flexion grooves, allows it to contour to the natural curve of the back to provide a fit that molds to a variety of riding positions.
Features:
- Triple segmented back shell plate constructed of a polymeric material blend
- Unique cell micro-structure designed to optimize energy absorption and air flow
- Ergonomic protection plate contours to the natural curve of the back
- Horizontal flexion groves for an adaptive fit in different riding position
- Airmesh on the body side of the protector offers maximum breathability
- CE Level 1 protection
Men's Jacket sizing:
44-50 or XS-MD: Medium Nucleon
52-64 or LG-4XL: Large Nucleon
Women's Stella Jackets sizing:
36-38 or XS-SM: Small Nucleon
40-50 or MD-3XL: Medium Nucleon
Actual Dimensions:
SM - 15" L x 8.75" W
MD - 16.75" L x 9.75 W
LG - 17.75" L x 10.75" W
*For CE Level 2 protection check out the .
