Shimano CS-M7100 CASSETTE 10-51 Mountain Bike Helmets 8mm clamping diameter

8mm clamping diameter

Breathable mesh upper is soft

UP SWEEP: 5 degree

the options to make the setup your own are endless

easy-to-operate button allows the rider to easily select one of the seven available modes

Shimano CS-M7100 CASSETTE 10-51 Mountain Bike Helmets 8mm clamping diameterAdvanced shifting performance provides the confidence to enjoy any trail Pedal continuously while shifting HYPERGLIDE+ Lighter and stiffer cassette sprocket construction reduces inertia and increases acceleration BEAM SPIDER Lighter drivetrain set up 10T lowest sprocket realized by new FREEHUB body construction MICRO SPLINE Wide range and close step 12 speed drivetrain