Alpinestars – Nucleon KR-1 Cell Back Protector
The Nucleon KR-1 Cell back protector incorporates race-orientated back protection. Featuring a 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.
Why We Like It
The Alpinestars Nucleon KR-1 Cell Back Protector makes sense as part of a smarter riding setup, especially when coverage and comfort both matter.
Why It Works For You
The Alpinestars Nucleon KR-1 Cell Back Protector helps round out the protection side of the kit while keeping comfort and movement in the conversation.
Key Features
- Constructed from a high-performance polymeric material blend
- Extended lower back protector
- Highly perforated for maximum breathability and ventilation
- Horizontal flexion grooves for an adaptive fit
- Adjustable, detachable elastic shoulder straps
- Height-adjustable kidney belt with hook and loop closure
- Soft Bio-Foam padded chassis
- CE EN 1621-2 : 2014 Level 2
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