The sram x01 xg 1195 11 speed cassette offers a massive gear range featuring insane amounts of teeth to produce total freedom to the rider you can take the x01 anywhere you please with the new design additions the sram cassette utilises its gear range fantastically providing high shredability and with the xd driver body you will notice a severe increase in wheel response to create a much more enjoyable and high performance riding style the highly durable sram xg1195 x01