Alpinestars Nucleon KR-R Cell Back Protector

The Nucleon KR-R hybrid back protector is an innovative track and race back protector. With performance cooling, flexibility and anatomical contouring, this hybrid of hard shell and energy absorption viscoelastic memory foam is light-weight and breathable for optimized protection and comfort.

Features:

• innovative track and race back protector.
• Developed in different sizes in order to cover all body sizes.
• The new Cell Technology back protector is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties.
• Extended lower back protector offers more protection to the rider.
• Highly perforated for maximum breathability and ventilation.
• The ergonomically designed protector contours to the natural curve of the back ensuring an optimum fit while riding.
• Horizontal flexion grooves for an adaptive fit in different riding positions.
• Compatible with the Nucleon KR-TB protector for extended lower spine protection.
• Height adjustable kidney belt featuring dual hook and loop closure system for easy, secure closure.
• Soft Bio-Foam padded chassis for maximum comfort.
• protection level 2