Alpinestars Nucleon KR-2i Back Protector Insert

• Product Details

  Founded in 1963, Alpinestars has built a reputation of innovation and prestige. Now, fifty years later, Alpinestars is synonymous with quality, protection, technology and style.

  • CE certified Level 2 (EN1621-2:2014).
  • Lightweight, flexible polyurethane-injected impact foam.
  • Contoured for anatomical and adaptive fit.
  • Perforated for breathability and comfort.
  • Channel ventilation system for optimized airflow.

  Sizing:

  • Women's Stella Jackets:
  • 36 - 38 or XS - SM: Small Nucleon.
  • 40 - 50 or MD - 3XL: Medium Nucleon.
  • Men's Jacket:
  • 44 - 50 or XS - MD: Medium Nucleon.
  • 52 - 64 or LG - 4XL: Large Nucleon.

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• Sizing Info

• # Part Numbers

  Product Variant	Manufacturer Part #
  Large	650161510L
  Medium	650161510M
  Small	650161510S

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