Alpinestars Selkäsuoja Nucleon Cell KR-1

The Nucleon KR-1 Cell back protector incorporates race-orientated back protection. Featuring hard plastic lattice structured shell, this innovative back protector is uncompromising in safety and performance. Ergonomically profiled for sport riding with superb ventilation, the Nucleon KR-1 Cell is extremely lightweight and breathable.




The Nucleon KR-1 Cell back protector incorporates race-orientated back protection. Featuring hard plastic lattice structured shell, this innovative back protector is uncompromising in safety and performance. Ergonomically profiled for sport riding with superb ventilation, the Nucleon KR-1 Cell is extremely lightweight and breathable.


• Developed in three waist-to-shoulder dimensions in order to cover all body sizes.

• Highly perforated for maximum breathability and ventilation.

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

• Cell Technology back protector is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties.

• Back protector according with the EN 1621-2 : 2014 Level 2.

• Adjustable and detachable elastic shoulder straps via a snap fit system for greater comfort.

• Height adjustable kidney belt featuring dual hook and loop closure system for easy, secure closure.

• Soft Bio-Foam padded chassis for maximum comfort.

• Extended lower back protector offers more protection to the rider.

• Compatible with the Nucleon KR-C protector by removing the adjustable straps.

• Compatible with the Nucleon KR-TB protector for extended lower spine protection.