Alpinestars NUCLEON KR-3 motorcycle back protector

Discover the Alpinestars NUCLEON KR-3 back protector, an Alpinestars back protector designed for use on the track: CE level 2 approved, this brace back protector combines a rigid protective shell around the vertebrae with energy-absorbing memory foam.
It features adjustable and removable side protectors, and is height-adjustable for a perfect fit.
Highly flexible, they are also very well ventilated.

Technical specifications:

- CE level 2 motorcycle back protector (EN1621-2 standard)
- Highly shock-absorbent racing back brace
- Ergonomic profile for sporty riding, adaptable to all morphologies (3 different shoulder widths)
- Flexible and ergonomic, it combines a new rigid 3D rear shell with 2 layers of honeycomb and a new energy-absorbing viscoelastic PU memory foam
- New "convex" design of the rigid central shell for optimum protection of the spine
- Highly breathable
- Height-adjustable waistbelt to suit all riding positions, and double ventral adjustment to suit your waist size
- Highly resistant polymer side protectors, adjustable and removable
- Can be fitted to Alpinestars suits and jackets with press studs
- New shoulder padding to protect your acromion bones
- Can be worn with any brand of jacket, as it is not integrated into your motorcycle jacket
- Can be used with Alpinestars Nucleon KR-C suit chest protectors

Sizes: XS to XL