Alpinestars Nucleon Flex Pro Shoulder Protectors

Alpinestars Nucleon Flex Pro Shoulder Protectors

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Arlen Ness

Black-Cafe London




Alpinestars Nucleon Flex Pro Shoulder Protectors

Incorporating innovative Nucleon Flex Pro technology that is lightweight and ventilated, the Nucleon Flex family of protectors is ergonomically engineered for comfort, performance and protection.


  • Ergonomic design provides high levels of movement.
  • Open design structure ensures high levels of airflow and ventilation.
  • Slim design gives a low protector profile, meaning the protection appears discreet in the garment.
  • Adaptive design means the protector moulds to the rider’s body shape for enhanced levels of comfort.
  • EN 1621-1:2012, Level 2 Protection


  • 2x Alpinestars Nucleon Flex Pro Protector

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