Alpinestars Nucleon Kr-1 Celli Transparent Smoke Red

Alpinestars Nucleon KR-1 Celli Transparent – Ultra-Lightweight CE Level 2 Back Protector

Maximum Protection | Flexible Fit | Race-Ready

The Alpinestars Nucleon KR-1 Celli is a super lightweight, high-performance back protector insert designed for riders who demand optimal protection without added bulk. With an innovative Cell Structure design, it balances impact absorption, flexibility, and breathability—ideal for sport riders and racers.

Key Features:

✅ CE Level 2 Certified (EN 1621-2:2014) – Premium impact protection.
✅ Advanced Polymeric Cell Structure – Lightweight, flexible & strong.
✅ Adaptive Fit – Horizontal flexion grooves ensure comfort in all riding positions.
✅ Soft Inner Padding – Enhanced ventilation and rider comfort.
✅ Available in 3 Sizes – Covers all body types.
✅ Race Suit Compatible – Designed for seamless integration.