ALPINESTARS (ROAD) Nucleon KR-2 Back Protector — L, EN 1621-2:2014 Level 2

Nucleon KR-2 Back Protector

Premium adventure-touring protection engineered for long-distance comfort and high performance. The Nucleon KR-2 pairs an innovative viscoelastic memory foam with articulated vertebrae to absorb and distribute impact energy while maintaining flexibility and an ergonomic profile.

• Extremely lightweight and highly breathable for extended rides
• Energy-absorbing viscoelastic memory foam fused with articulated vertebrae
• Flexible, ergonomically profiled design for unrestricted movement
• Reinforced protection optimized for touring and adventure use

Certified to EN 1621-2:2014 Level 2 for elevated back protection. Materials: 40% polyurethane, 25% polyamide, 20% polyester, 7% elasthane, 5% TPU, 3% other.

Comfort and protection combined for long journeys on the road. 🛣️🧭