A-1 Pro Chest Protector CYCLING to create a helmet with

to create a helmet with the lightest weight possible

Featuring new performance innovations adapted from decades of R&D experience in the highest level of motorsports

For the MX24 line

Alpinestars’ innovative Nucleon PLASMA back protector offers high levels of ventilation and flexibility thanks to its structural composition that is highly adaptable and contours perfectly to your body and offers maximum comfort when riding your bike

A-1 Pro Chest Protector CYCLING to create a helmet withThe A 1 Chest Protector features a Level 1 CE and UKCA Certified Polyhedron Hybrid Technology chest and Polyhedron Technology back protector that offers unsurpassed Levels of ventilation, is super lightweight and delivers excellent upper body protection against impacts.