Alpinestars SX-1 Plasma Knee Guards – Premium protection for your knees
Maximum safety. Highest comfort. For your riding pleasure.
The Alpinestars SX-1 Plasma Knee Guard offers you top-tier protection for your knees – ideal for off-road, enduro, or other athletic pursuits. It combines innovative technology with a thoughtful design, setting new standards in comfort and performance.
Highlights & Benefits
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Highly efficient shock absorption system
The knee guard works with the viscoelastic Nucleon PLASMA material, which adapts flexibly to the contours of your knee and effectively absorbs impact energy. -
Sturdy frame, thoughtful design
The upper and lower frames consist of dual-density polymer technology to avoid pressure points while ensuring reliable strength. -
Freedom of movement near the joint
The integrated Dual Gear System (DGS) enables natural knee movement without restriction – ideal for dynamic maneuvers. -
All-round patella protection
The kneecap is fully protected against impacts – even during extreme flexion. -
Optimal ventilation
Perforated structures and a clever ventilation design result in increased airflow – ideal for heat and sweat. -
Secure fit & easy handling
The closure system with hook-and-loop and buckle components allows for a firm fit and quick putting on and taking off. -
Certified safety
Complies with the EN 1621-1:2012 Level 1 standard – quality you can rely on.
Technical Specifications
| Feature | Information |
|---|---|
| Material (inner) | Viscoelastic Nucleon PLASMA |
| Frame | Dual-density polymer |
| Movement mechanism | Dual Gear System (DGS) |
| Standard | EN 1621-1:2012 Level 1 |
| Ventilation | Perforation, air vents |
| Closure | Hook-and-loop + buckles |
| Scope of delivery | Pair (both knees) |
Why you will love them
With the SX-1 Plasma, you don't just get high protection, but also comfort in every movement. They were designed to go unnoticed while riding – neither pressing nor restricting. Perfect for long tours, intensive sessions, or rough terrain.
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