microSHIFT Right Thumb Shifter 12-Speed Mountain Shimano Compatible MFPN=M166-01-BK For use with headsets with

For use with headsets with 45 degree bearing race

HV: high volume

100% Recycled Polyester Wind Shell provides a sustainable solution to wind resistance on any ride

9 description O-ring kit #1

microSHIFT Right Thumb Shifter 12-Speed Mountain Shimano Compatible MFPN=M166-01-BK For use with headsets withmicroSHIFT Right Thumb Shifter 12 Speed Mountain Shimano Compatible. Imagination is the only limitation to how much the microSHIFT thumbies can do. Their small minimalistic designs are packed with precision machined mechanism that allows you to shift accurately with either index or friction mode. Go on any adventure without worries for mechanical issues. TECH SPECS Color Black Rear Der Shifter Compatibility Shimano Mountain Drivetrain Speeds 12 Weight