Alpinestars NUCLEON KR-1 CELL motorcycle back protector

Discover the Alpinestars NUCLEON KR-1 CELL back protector, an approved level 2 vest back protector with adjustable shoulder and waist straps.
Highly ventilated and thin, it offers excellent impact dissipation in the event of a fall.
It is particularly aimed at riders who enjoy sporty riding and are looking for safety.

Technical specifications:

Safety:

- CE level 2 motorcycle back protector (EN1621-2 standard)
- Flexible, ergonomic design combines vertebral protection with energy-absorbing Alpinestars Soft bio foam viscoelastic memory foam.
- High-performance polymer cell structure for flexibility, lightness and protection
- New 3D rear shell with 2 layers of honeycomb: improved impact distribution capacity
- Ergonomic 4-vertebra shell to follow the shape of the back
- Possibility of attaching Alpinestars Kr-C and KR-TB chest protectors to the shoulder straps (sold as an option)

Comfort and practicality:

- Refined, highly ventilated, lightweight back panel
- Horizontal flex for a snug fit in the riding position
- Very dense, highly breathable honeycomb foam
- Removable, adjustable shoulder straps
- Waist adjustment with height adjustment for a precise fit to your size and shape
- Available in 5 sizes for a perfect fit
- Slim, airy lumbar belt with Velcro adjustment
- Low back for optimum protection
- Can be worn with any brand of jacket, as it is not integrated into your motorcycle jacket