Alpinestars Nucleon KR-CELLi Back Protector

Item: P416410
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Lightweight, breathable CE Level 1 protection that moves with you? Now a reality with the Nucleon KR-CELLi Back Protector from Alpinestars. Read More

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Alpinestars Nucleon KR-CELLi Back Protector

The ultra-lightweight Nucleon KR-CELLi Protector insert is developed in three waist-to-shoulder dimensions to cover all body sizes. Unique cell micro-structure designed for advanced energy absorption, adaptivity, maximum breathability and air flow.


  • Back Protection - EN 1621-2:2014 Level 1
  • The triple segmented back shell plate is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties
  • The back protector's structure design and structural change from centre towards the outside provide 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
  • Horizontal flexion groves for an adaptive fit in different riding position
  • Soft comfortable airmesh on the body side of the protector offers maximum breathability and rider comfort
Product Style J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style SM J&P Cycles Item #1314693 Catalog Number240-1868 Store Sku663293 MFR. Product #6503919-S/6503919-002-S AvailabilityIn Stock: Ships in 2-4 business days
Product Style MD J&P Cycles Item #1314694 Catalog Number240-1869 Store Sku663294 MFR. Product #6503919-M/6503919-002-M AvailabilityIn Stock: Ships within 24 hours
Product Style LG J&P Cycles Item #1314695 Catalog Number240-1870 Store Sku663295 MFR. Product #6503919-L/6503919-002-L AvailabilityIn Stock: Ships within 24 hours
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