Alpinestars Nucleon KR-1i Hybrid Back Protector Insert
The NUCLEON KR-1i Hybrid Back Protector Insert is CE certified Level 2 to the latest back protector standard revision which incorporates energy absorbing foam and a perforated hard shell core for excellent safety and comfort.
- NUCLEON KR-1i Hybrid Back Protector Insert is CE certified to Level 2 (EN1621-2:2014)
- Lightweight construction with perforated hard shell and energy absorbing foam.
- Hybrid back protector insert offers excellent impact resistance, while being flexible and anatomically contoured.
- Innovative cooling airflow channel system offers optimized levels of protection and comfort for sport and street riding.
- Dimensions: SMALL = 15.5 x 9.5 inches, MEDIUM = 16.5 x 10 inches, LARGE 17.5 x 10.5 inches