Microshift SRAM 11 Speed MTB Right Thumb ShifterClassic meets modernMicroSHIFT's thumb shifters are the perfect blend of modern and classic tech. They're built to last thanks to their CNC aluminum construction and reliable internals. Support for index and friction modes let you adjust the shifter based on your preference. There's even adjustable shifter drag if you're looking to really dial things in. This version of MicroSHIFT's thumb shifter lineup is designed specifically to work in conjunction with SRAM's mountain 11-speed derailleurs and drivetrains. FeaturesCNC aluminum construction is ready for anythingReliable internals keep shifting smooth and consistentIndex and friction modesAdjustable shifter drag if you're looking to really dial things inDrivetrain speed: 11Drivetrain compatibility: SRAM mountain 11-speed | Microshift | SRAM 11 Speed MTB Right Thumb Shifter 11-Speed Mountain, SRAM Compatible