TS39 Thumb Tap Shifters

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.

Features

  • Easy to read gear indicator
  • Light shifting action with a positive index click
  • Ergonomic thumb triggers

Specifications

  • Group: Mezzo
  • Shifter Style: Thumb Tap
  • Bearing: No
  • Gear Indicator: Yes
  • Clamp Material: Composite
  • Lever Material: Composite
  • Compatibility: Shimano Mountain

microSHIFT/Ison Part Numbers

  • TS39-2L - GLMSTS39L2 - LH, 2 Speed
  • TS39-L - GLMSTS39L3 - LH, 3 Speed
  • TS39-7R - GLMSTS39R7 - RH, 7 Speed
  • TS39-8R - GLMSTS39R8 - RH, 8 Speed
  • TS39-9R - GLMSTS39R9 - RH, 9 Speed
microSHIFT TS39 Thumb Tap Shifters
microSHIFT TS39 Thumb Tap Shifters
Click image to enlarge

To find out where to buy  Click Here

Description Colour Size Wt(g) Part No. Stock Lvl Unit RRP Pack Qty
Thumb Tap Shifter, L/H, 2sp Light Action, Optical gear indicatorBlack2sp GLMSTS39L2
ETA: August 2025
£11.99Each 
Thumb Tap Shifter, L/H, 3sp Light Action, Optical gear indicatorBlack3sp GLMSTS39L3
Low Stock.
£11.99Each 
Thumb Tap Shifter, R/H, 7sp Light Action, Optical gear indicatorBlack7sp GLMSTS39R7£12.99Each 
Thumb Tap Shifter, R/H, 8sp Light Action, Optical gear indicatorBlack8sp GLMSTS39R8
Low Stock.
£13.99Each 
Thumb Tap Shifter, R/H, 9sp Light Action, Optical gear indicatorBlack9sp GLMSTS39R9
Low Stock.
£14.99Each 
  • Good stock levels
  • Low stock levels, Qtys may not be available
  • +24h Components are available, add 24/48hrs for assembly
  • Special Order Currently non-stock item, contact us for info
  • Out of stock. Expected availability date will be displayed if known.
  • Discontinued. This product is no longer available.
  • M Mixed Quantity discount available
Description Colour Size Wt(g) Part No. Stock Lvl Unit RRP Pack Qty
Thumb Tap Shifter, L/H, 2sp Light Action, Optical gear indicatorBlack2sp GLMSTS39L2
ETA: August 2025
£11.99Each 
Thumb Tap Shifter, L/H, 3sp Light Action, Optical gear indicatorBlack3sp GLMSTS39L3
Low Stock.
£11.99Each 
Thumb Tap Shifter, R/H, 7sp Light Action, Optical gear indicatorBlack7sp GLMSTS39R7£12.99Each 
Thumb Tap Shifter, R/H, 8sp Light Action, Optical gear indicatorBlack8sp GLMSTS39R8
Low Stock.
£13.99Each 
Thumb Tap Shifter, R/H, 9sp Light Action, Optical gear indicatorBlack9sp GLMSTS39R9
Low Stock.
£14.99Each 
  • Good stock levels
  • Low stock levels, Qtys may not be available
  • +24h Components are available, add 24/48hrs for assembly
  • Special Order Currently non-stock item, contact us for info
  • Out of stock. Expected availability date will be displayed if known.
  • Discontinued. This product is no longer available.
  • M Mixed Quantity discount available