![Amazon.com : ZUKKA Bike Shifter SL-TX30-6R 6 Speed Right Thumb Gear Shifter Mountain Bicycle Folding Bike Commuter Bike : Sports & Outdoors Amazon.com : ZUKKA Bike Shifter SL-TX30-6R 6 Speed Right Thumb Gear Shifter Mountain Bicycle Folding Bike Commuter Bike : Sports & Outdoors](https://m.media-amazon.com/images/S/aplus-media-library-service-media/6210e20b-ea4c-4d8e-bd27-a4b321add453.__CR0,0,300,300_PT0_SX300_V1___.jpg)
Amazon.com : ZUKKA Bike Shifter SL-TX30-6R 6 Speed Right Thumb Gear Shifter Mountain Bicycle Folding Bike Commuter Bike : Sports & Outdoors
![Amazon.com : ZUKKA Bike Shifter SL-TX30-6R 6 Speed Right Thumb Gear Shifter Mountain Bicycle Folding Bike Commuter Bike : Sports & Outdoors Amazon.com : ZUKKA Bike Shifter SL-TX30-6R 6 Speed Right Thumb Gear Shifter Mountain Bicycle Folding Bike Commuter Bike : Sports & Outdoors](https://m.media-amazon.com/images/I/61ZsdzdDbSL.jpg)
Amazon.com : ZUKKA Bike Shifter SL-TX30-6R 6 Speed Right Thumb Gear Shifter Mountain Bicycle Folding Bike Commuter Bike : Sports & Outdoors
![MicroSHIFT bicycle gear shifter 3*6/7 speed Trigger Shifter High-strength High Adjustment Accuracy 2.14m Variable Core Integral _ - AliExpress Mobile MicroSHIFT bicycle gear shifter 3*6/7 speed Trigger Shifter High-strength High Adjustment Accuracy 2.14m Variable Core Integral _ - AliExpress Mobile](https://ae01.alicdn.com/kf/S8b79b184aa9a43a08380babe7091369ep/MicroSHIFT-bicycle-gear-shifter-3-6-7-speed-Trigger-Shifter-High-strength-High-Adjustment-Accuracy-2.jpg)
MicroSHIFT bicycle gear shifter 3*6/7 speed Trigger Shifter High-strength High Adjustment Accuracy 2.14m Variable Core Integral _ - AliExpress Mobile
![SHIMANO TOURNEY SL-TX30 Mountain Bike Thumb Shifter Plus Iamok 3/6-speed Shift Lever Bicycle Parts - AliExpress SHIMANO TOURNEY SL-TX30 Mountain Bike Thumb Shifter Plus Iamok 3/6-speed Shift Lever Bicycle Parts - AliExpress](https://ae01.alicdn.com/kf/Sd5632fcd16a6479b99a722941d8975a2l/SHIMANO-TOURNEY-SL-TX30-Mountain-Bike-Thumb-Shifter-Plus-Iamok-3-6-speed-Shift-Lever-Bicycle.jpg)
SHIMANO TOURNEY SL-TX30 Mountain Bike Thumb Shifter Plus Iamok 3/6-speed Shift Lever Bicycle Parts - AliExpress
![Amazon.com : MOHEGIA Bike Shifter SL-TX30-6R,6 Speed Mountain Bicycle Right Thumb Gear Shift Lever : Sports & Outdoors Amazon.com : MOHEGIA Bike Shifter SL-TX30-6R,6 Speed Mountain Bicycle Right Thumb Gear Shift Lever : Sports & Outdoors](https://m.media-amazon.com/images/I/71NFuqhMnIL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : MOHEGIA Bike Shifter SL-TX30-6R,6 Speed Mountain Bicycle Right Thumb Gear Shift Lever : Sports & Outdoors
![My daughter's Trek came with a 6-speed Shimano Revoshift SIS Index. It's a new bike. She can shift to higher gears easily but does not have the grip strength to shift back My daughter's Trek came with a 6-speed Shimano Revoshift SIS Index. It's a new bike. She can shift to higher gears easily but does not have the grip strength to shift back](https://preview.redd.it/xbz2kfj9mbx01.jpg?width=640&crop=smart&auto=webp&s=0724aaeb6ddecfbf6e1f3e362abb47c1ce27283e)
My daughter's Trek came with a 6-speed Shimano Revoshift SIS Index. It's a new bike. She can shift to higher gears easily but does not have the grip strength to shift back
![Shimano Accessories Bicycle | Mountain Bike Accessories | Shimano Bike Accessories - Bicycle Derailleur - Aliexpress Shimano Accessories Bicycle | Mountain Bike Accessories | Shimano Bike Accessories - Bicycle Derailleur - Aliexpress](https://ae01.alicdn.com/kf/H6cacbb8974de40ef9339d84f467c9159B.png)
Shimano Accessories Bicycle | Mountain Bike Accessories | Shimano Bike Accessories - Bicycle Derailleur - Aliexpress
![Amazon.com : Tourney Shimano SL-Tx30 6-Speed Right & Left (Friction) Thumb Shifter Set : Bike Shifters And Parts : Sports & Outdoors Amazon.com : Tourney Shimano SL-Tx30 6-Speed Right & Left (Friction) Thumb Shifter Set : Bike Shifters And Parts : Sports & Outdoors](https://m.media-amazon.com/images/I/41M7roiQY1L._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Tourney Shimano SL-Tx30 6-Speed Right & Left (Friction) Thumb Shifter Set : Bike Shifters And Parts : Sports & Outdoors
![6 Speed Shifter Trigger Set Bike Shift Levers Diameter Para Cycling Accessory Speed Gears For MTB Bicycle Parts _ - AliExpress Mobile 6 Speed Shifter Trigger Set Bike Shift Levers Diameter Para Cycling Accessory Speed Gears For MTB Bicycle Parts _ - AliExpress Mobile](https://ae01.alicdn.com/kf/H546f0a1ff003429b9fc5c63233c17f3fc/6-Speed-Shifter-Trigger-Set-Bike-Shift-Levers-Diameter-Para-Cycling-Accessory-Speed-Gears-For-MTB.jpg)