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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
The Nucleon Flex Proi is compatible with all Alpinestars’ sport and touring jackets that have released since Spring 2022
DrystarXF® construction for optimum waterproof performance and superior breathability
and silicone upper hems support hot-weather cooling
Highly ventilated and very lightweight
This backpack boasts an ergonomic design for rider comfort with a robust material construction for durability
SX-1 Plasma Knee Protector RGroup_3517717 The Nucleon Flex Proi isExpertly designed for off road performance, the SX 1 PLASMA Knee Protector features a highly ventilated semi rigid frame integrated with Nucleon PLASMA viscoelastic protection. The Dual Gear System (DGS) ensures smooth hinge function to support natural knee articulation while dissipating impact energy. This CE Level 2 certified protector delivers a secure, adaptive fit with a dual strap closure system for maximum comfort and stability.
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