ALPINESTARS Nucleon KR-R Cell Back Protector - Red/Black - XL 6505020-009-XL Throttle Tube limited outer shell deflection means

limited outer shell deflection means the energy spreads wider and is better absorbed by the EPS liner

allowing us to add up to 4 additional frictions disks over stock

body screws

NH Series internals

ALPINESTARS Nucleon KR-R Cell Back Protector - Red/Black - XL 6505020-009-XL Throttle Tube limited outer shell deflection meansDeveloped in three waist to shoulder dimensions 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 many protection to the rider Highly perforated for maximum breathability and ventilation The ergonomically designed protector contours to the natural curve of the back