Alpinestars Nucleon Flex PROi Full Back Protector Insert - Medium, Transparent Smoke/Red, Part 6526323-003-M

The Alpinestars Nucleon Flex PROi Full Back Protector Insert offers advanced protection combined with superior comfort and ventilation. Featuring hybrid technology that integrates Nucleon Cell and Flex systems, this protector is designed to optimize airflow and flexibility, making it ideal for high-performance riding environments. Its ergonomically contoured dual-zone outer shell ensures a snug fit that adapts to your body for maximum mobility and comfort. The advanced polymeric blend forms a solid cell structure core framed by a more flexible 3D cell structure, providing a balanced combination of impact absorption and flexibility for dynamic movement.
Enhanced protection coverage is concentrated in critical areas, offering peace of mind during demanding rides or extreme conditions. The Nucleon Flex layer strategically placed on the central back zone further boosts impact resistance while maintaining lightweight and ventilated characteristics. Certified for extreme temperature performance, this back protector is rigorously tested to meet high safety standards, ensuring durability and reliable protection.
Designed for riders seeking a lightweight yet highly protective solution, the Nucleon Flex PROi is constructed with ultra-comfortable materials that promote airflow and reduce fatigue over long periods of use. Its transparent smoke/red finish adds a sleek, modern look that complements a range of riding gear. Whether for racing, motocross, or street riding, this insert provides the essential combination of safety, comfort, and ventilation, making it a top choice for serious riders who demand performance and protection in every ride.

Features:

• Hybrid technology combining Nucleon Cell and Flex systems for ventilation and flexibility

• Ergonomically contoured dual-zone outer shell for a customizable fit

• Advanced polymeric blend with solid cell structure core and flexible 3D cell structure

• Nucleon Flex technology layer on the central back zone for enhanced impact absorption

• Increased protection coverage in critical impact areas

• Lightweight, ventilated, and ultra-comfortable design

• Rigorously tested and certified for performance in extreme temperatures

ATTRIBUTES:

BRAND: ALPINESTARS

MPN: 6526323-003-M