SSB - Crank Arm - 165MM | ChainRing - 30T | Cassette 10-51T MSB - Crank Arm - 170MM | ChainRing - 30T | Cassette 10-51T SMB - Crank Arm - 165MM | ChainRing - 32T | Cassette 10-51T MMB - Crank Arm - 170MM | ChainRing - 32T | Cassette 10-51T SLB - Crank Arm - 165MM | ChainRing - 34T | Cassette 10-51T MLB - Crank Arm - 170MM | ChainRing - 34T | Cassette 10-51T SXLB - Crank Arm - 165MM | ChainRing - 36T | Cassette 10-51T MXLB - Crank Arm - 170MM | ChainRing - 36T | Cassette 10-51T