Shimano XTR CS-M9101-12 12-Speed Cassette 10-51T We Are One Composite Inc BEAM SPIDER construction cuts weights

BEAM SPIDER construction cuts weights and boosts stiffness

Front or Rear conversion kits available

the casing smooths your ride and keeps you fresh

thought it was a fitting name for a tire ready to do battle on the mountain

cyclocross

Shimano XTR CS-M9101-12 12-Speed Cassette 10-51T We Are One Composite Inc BEAM SPIDER construction cuts weightsWide range and close step 12 speed XTR M9100 cassette 10T lowest sprocket realized by new Micro Spline freehub body construction The three largest sprockets are made from aluminum and the next five sprockets are made from titanium, to reduce weight to a minimum Beam Spider construction results in a lighter and stiffer cassette Hyperglide+: enhanced shifting speed and efficiency allows to pedal continuously while shifting up or down Better chain