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Race-Fit Interior – Washable
and waist straps for stability and comfort
minimalist
Ride longer
5 hours of talk time with a quick 30-minute charge
Alpinestars Nucleon KR-Celli Back Protection Insert Alpinestar Race-Fit Interior – WashableAlpinestars Nucleon KR Celli Back Protection Insert The Nucleon KR Celli Insert offers riders lightweight, breathable impact protection with CE Level 1 certification. Designed to fit effortlessly into a range of Alpinestars jackets, this back protector is built for street and sport riders who value comfort, ventilation, and dependable safety. Its ergonomic shape and lattice shell design work together to disperse impact energy while maintaining a slim,