CSRX1 EAW 11-36T. The boom in sales of mountain bikes resulted in rapid expansion. SunRace CSMS8 11 Speed MTB Cassette In Black 11-46T. Sunrace CSMS8 EAX 11 Speed MTB City Gravel Cassette 11 - 40T. Sunrace CSMX9X 11 Speed Cassette ( Sram XD HUB ) 10-42T.
