Shimano XT CS-M770 9 Speed Cassette - Shimano HG Splined - 11-34T - 9 Speed PDP|Colour 11 speed - 11-48T:

11 speed - 11-48T:

Capable of sealing up to quarter inch holes

NOTE: For cranks using the ISIS Drive or Octalink system

The cassette will come with the lock ring included and can be installed with a standard cassette lock ring tool

Shimano XT CS-M770 9 Speed Cassette - Shimano HG Splined - 11-34T - 9 Speed PDP|Colour 11 speed - 11-48T:Smooth shifting and a lower weight thanks to the alloy carrier, the Shimano M770 XT cassette fits all Shimano compatible 8 9 speed cassette bodies. It features an aluminium lock ring, spider arm design and is compatible with 9 speed drivetrains. There's even pins behind the largest cog to help stop the chain from damaging your spokes.