The extremely lightweight Nucleon KR-1 CELLi insert features an articulated back shell plate for flexibility and riding fit, plus an advanced micro-structure cell design for efficient impact energy absorption and high levels of airflow.

• The back protector’s design changes from the centre towards the outside providing the perfect balance between energy absorption and flexibility.

• Horizontal flexion grooves for an adaptive fit in different riding positions.

• Soft comfortable padding on the body side of the protector offers breathability and rider comfort.

• Racing suit compatibility.