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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
featuring a sharp fusion of metallic red
moisture-wicking inner layer
50ms Deployment Speed – Fast enough to inflate before first impact
Perforated Microfiber Upper – Delivers optimal ventilation without sacrificing durability
low-weight shell crafted from carbon fiber and aramid for enhanced protection
Alpinestars Nucleon Flex PROi Full Back Protector Insert – Transparent Smoke/Red SP Connect featuring a sharp fusion ofAlpinestars Nucleon Flex PROi Full Back Protector Insert Transparent Smoke RedDesigned for riders who demand uncompromising protection without sacrificing comfort, the Nucleon Flex PROi is Alpinestars top tier back protector insert. Built to seamlessly integrate into compatible Alpinestars jackets and suits, it delivers CE Level 2 certified impact absorption in a flexible, lightweight form. Featuring an advanced honeycomb design, the PROi offers