Thumb Tap Left Hand 2 Speed Shifter

With a variety of form factors to provide you with exactly the ergonomics you want, our Thumb Tap shifters combine light shifting effort with a wide range of derailleur compatibilities. Whether you’re building a new bike or getting an old one back on the road, you can rely on these to do the job.Key FeaturesEasy to read gear indicatorLight shifting action with a positive index clickErgonomic thumb triggersSpecificationsGroup: MezzoShifter Style: Thumb TapBearing: NoGear Indicator: YesClamp Material: CompositeLever Material: CompositeCompatibility: Shimano MountainmicroSHIFT/Ison Part NumbersTS39-2L - GLMSTS39L2 - LH, 2 Speed