Nucleon KR-3 Back Protector 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
Nucleon PU foam on the central spine area for additional impact absorption performance
Additional convex design on the central hard shell provides the highest level of protection for the spinal area
Horizontal flex grooves for an adaptive fit in all riding positions
Adjustable rib protector made with high-performance polymeric material blend for additional side protection
Shoulder blade protective padding extensions to guard the acromion bones
Waist adjustment for a customized fit
Slim, vented kidney belt for added position stability and a custom fit
Adjustable, detachable elastic shoulder straps via snap-fit system for a comfortable fit
Compatible with the Nucleon KR-C and Nucleon KR-TB protectors
Check out more Alpinestars Protective Gear and Rider Gear. As a world-leading powersports gear manufacturer, Alpinestars gear is built to fit and equip riders for ATV/UTV, motorcycle, motocross, and other ride styles. Be sure to check out the popular protective gear such as the A-10 Full Chest Protector and Andes v2 Drystar® Jacket that our customers love!
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