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Alpinestars Nucleon KR-Cell CiR Chest Protector

Regular price £47.49
Regular price £49.99 Sale price £47.49
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The Nucleon KR-CELL CiR has been designed to offer protection to track and sports bike riders while ensuring maximum levels of breathability and comfort.


  • The double-layered chest shell plate is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties
  • Unique CELL microstructure is designed for advanced energy absorption, adaptivity, maximum breathability and air flow


  • Soft comfortable airmesh on the body side of the protector offers maximum breathability and rider comfort


  • EN 1621-3:2018 Level 2
  • According to European statutory law the CE mark is a conformity requirement for the marketing of the product
  • The Nucleon KR-CiR is a high performance, super lightweight track and race chest protector featuring the Nucleon Cell technology
  • The chest protector’s structure design and structure changes from the centre towards the outside and provides the perfect balance between force dispersion and energy absorption
  • Ergonomic protection plate contours to the natural curve of the back ensuring optimum fit while riding