A-4 Plasma Roost Guard - Black/Red/White - XL/2XL
Designed specifically for off-road riding, the Alpinestars A-4 Plasma Roost Guard offers comprehensive protection combined with lightweight comfort. The anatomically profiled semi-rigid thermoplastic polyhedron chest protector features an over-injected flexible side wing design that contours to the rider’s body for enhanced freedom of movement. Its advanced construction ensures structural strength and load performance, providing reliable impact dispersion and absorption during demanding rides. The integrated Nucleon Plasma back protector is crafted from viscoelastic, bio-based polymers, making it highly pliable in all directions while effectively dissipating impact energies. This back protector is both lightweight and highly ventilated, ensuring maximum coverage and airflow regardless of riding position, which helps keep the rider cool and comfortable throughout extended off-road adventures.
Features:
- Highly flexible Nucleon Plasma back protector constructed from bio-based polymers, providing pliability and impact absorption
- Lightweight and highly ventilated design promotes maximum airflow and rider comfort
- Impact force dispersion and absorption optimized for off-road impacts with advanced materials
- Lightweight, ultra-vented chest armor with structural strength comparable to flat or unfaceted surfaces
- Contoured over-injected flexible side wings follow the body's shape for enhanced comfort and mobility
- Optional Race Kit compatible with extended roost coverage, including upper and lower chest extensions and Y-strap system
- Perforated, adjustable, and detachable rib and shoulder padding offers customizable coverage against roost and impacts
- Constructed with adjustable shoulder and side straps for a personalized and secure fit
- Removable soft thermoformed shoulder padding improves rider comfort during extended use
- Ribbed lining on the back protector enhances airflow and reduces skin contact, minimizing irritation
- Perforated 3D mesh chassis provides additional protection against tire roost and impacts
- Compatible with Bionic Neck Support via BNS shoulder pull tabs for added safety
- Made with USDA certified bio-based eco-friendly impact-absorbing materials, supporting sustainable riding gear
US Dollars
