Alpinestars Tech-Air 7x Airbag System YCRF_bikes Versatile knee pad suitable for

Versatile knee pad suitable for various activities

lightweight VaporMaxx material offers next-level comfort

Improved smart e-touch on thumb and index fingertip

To be used with Athena cylinder and head assemblies

RADVENT FRAME VENT FOAM

Alpinestars Tech-Air 7x Airbag System YCRF_bikes Versatile knee pad suitable forSpecifically developed for road racing, track use and performance road riding, Tech Air 7x System is derived from Alpinestars' proven MotoGP Airbag tech. The autonomous, self contained System is engineered for racing, offering riders streamlined, low profile, highly ventilated protection. The Tech Air 7x System comes with an active electronic system that features twelve integrated sensors, 3 triaxial accelerometers (1 positioned on the back and 2