SRAM X.7 9-Speed Twist Set Der Housing Incl: YesDrivetrain Spacing: Shimano/SRAM 9End Type: Shimano/SramFD/Shifter Compatibility: Mountain TripleFront/Rear: SetShifter Compatibility: 3x9spShifter Detail Color: blackShifter/Rear Derailleur : SRAM 1:1Weight: 250g