Alpinestars A-4 Chest Protector

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Certification

  • Front shell CE certified against EN 14021 (stone shield)
  • Back protector CE certified according with the EN 1621-2:2014 LEVEL 1

Construction

  • Front and back hard shell guards constructed from a performance poly-material blend for optimized flexibility and excellent weight saving
  • Shells are perforated for maximum breathability and cooling ventilation, perfect for those hot dusty track rides
  • Soft bio-foam padded chassis for optimized levels of comfort and close-to-the-body fit

Features

  • Adjustable kidney elastic strap incorporates thermoformed perforated rib protection panels for high levels of protection without compromising movement
  • Kidney closure system has newly designed, quick and easy-to-use buckles
  • New guard closure means one size fits a broad range of rider body types
  • Modular design means A-4 is optimized for use with BNS neck braces:
    • Removable upper back padded panel for BNS neck support compatibility
    • Soft touch BNS puller for easy and safe engagement of the BNS
    • Removable and adjustable shoulder pads for size regulation with integrated BNS puller
  • Additional thermoformed EVA tale extension for extended coverage to the coccyx area