Cycle Gear : Alpinestars Nucleon KR-3 Back Protector
Alpinestars Nucleon KR-3 Back Protector : $199.95
3 waist-to-shoulder dimensions in order to cover all body sizes
Lattice-structured back shell plate constructed from a high performance polymeric material blend for optimized flexibility and excellent weight-saving properties
Soft viscoelastic PU foam compound
Ergonomic design design to absorb high impacts and allow maximum breathability and air flow
Nucleon PU foam on the central spine for extraordinary impact absorption performance
Convex central hard shell provides highest protection for the spine
Horizontal flex grooves for adaptive fit in all riding positions
Adjustable rib protector constructed of high performance polymeric material blend for additional side protection
Shoulder blade protective padding extensions protect the acromion bone
