ALPINESTARS Supertech R10 Helmet - Solid - Carbon Black - XS 8200124-1902-XS Chrome Rear Belt Guards Thread for the lambda sensor

Thread for the lambda sensor for those planning to tune the engine electronics

offering high-performance double motion control

You will receive the solid puck design as shown in the top picture

Just what your Yamaha R3 needs to clean up the tail section from Gravesport

Sound (shown with Graves silencer):

ALPINESTARS Supertech R10 Helmet - Solid - Carbon Black - XS 8200124-1902-XS Chrome Rear Belt Guards Thread for the lambda sensorOuter Shell Utilizes molding technology with a multi composite combination featuring a 3K high density carbon outer layer, a uni directional carbon composite layer, an aramid fiber layer, and a fiberglass one 3K high density carbon outer layer provides strength and efficiency of energy dissipation over the shell Layered composite combination created by bonding everything together with an epoxy resin already applied on the pre preg fiber, perfectly