---
title: "Bike Shifters | Thumb Shifters & Downtube Mounts | BLB"
description: "Miss thumb shifters? Converting a drop bar bike to flat bars? Want to run a Shimano MTB drivetrain on your drop-bar bike, with shifting accessible right from the flats? These easily transform bar end (aka barcon or TT) shifters into thumb shifters."
url: "https://www.bricklanebikes.eu/components/shifters.html"
type: category
---
Miss thumb shifters? Converting a drop bar bike to flat bars? Want to run a Shimano MTB drivetrain on your drop-bar bike, with shifting accessible right from the flats? These easily transform bar end (aka barcon or TT) shifters into thumb shifters.

  Filters:

 - [ ![VIA STI Cable Adjuster - Silver](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0002595_0.jpeg "VIA STI Cable Adjuster - Silver") ](https://www.bricklanebikes.eu/via-sti-cable-adjuster-silver.html)
##  [ VIA STI Cable Adjuster - Silver ](https://www.bricklanebikes.eu/via-sti-cable-adjuster-silver.html "VIA STI Cable Adjuster - Silver")

     SKU: EXVS0005

       €10.62
- [ ![VIA Downtube Shifter Mount - Silver](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0002598_0.jpeg "VIA Downtube Shifter Mount - Silver") ](https://www.bricklanebikes.eu/via-downtube-shifter-mount-silver.html)
##  [ VIA Downtube Shifter Mount - Silver ](https://www.bricklanebikes.eu/via-downtube-shifter-mount-silver.html "VIA Downtube Shifter Mount - Silver")

     SKU: EXVS0003

       €18.88
- [ ![Paul Components Shimano Thumbies - Black](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0009647_0.jpeg "Paul Components Shimano Thumbies - Black") ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-black.html)
##  [ Paul Components Shimano Thumbies - Black ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-black.html "Paul Components Shimano Thumbies - Black")

       €149.82
- [ ![Paul Components Shimano Thumbies (MTB) - Single - Black](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0021462_0.jpeg "Paul Components Shimano Thumbies (MTB) - Single - Black") ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-mtb-single-black.html)
##  [ Paul Components Shimano Thumbies (MTB) - Single - Black ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-mtb-single-black.html "Paul Components Shimano Thumbies (MTB) - Single - Black")

       €71.96
- [ ![Paul Components Shimano Thumbies (MTB) - Single - Silver](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0021466_0.jpeg "Paul Components Shimano Thumbies (MTB) - Single - Silver") ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-mtb-single-silver.html)
##  [ Paul Components Shimano Thumbies (MTB) - Single - Silver ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-mtb-single-silver.html "Paul Components Shimano Thumbies (MTB) - Single - Silver")

       €71.96
- [ ![Paul Components Sram Shifter adaptor - Silver](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0035131_0.jpeg "Paul Components Sram Shifter adaptor - Silver") ](https://www.bricklanebikes.eu/paul-components-sram-shifter-adaptor-silver.html)
##  [ Paul Components Sram Shifter adaptor - Silver ](https://www.bricklanebikes.eu/paul-components-sram-shifter-adaptor-silver.html "Paul Components Sram Shifter adaptor - Silver")

     SKU: LEPSS0982

       €70.79
- [ ![Paul Components Sram Shifter adaptor - Black](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0033761_0.jpeg "Paul Components Sram Shifter adaptor - Black") ](https://www.bricklanebikes.eu/paul-components-sram-shifter-adaptor-black.html)
##  [ Paul Components Sram Shifter adaptor - Black ](https://www.bricklanebikes.eu/paul-components-sram-shifter-adaptor-black.html "Paul Components Sram Shifter adaptor - Black")

     SKU: LEPSB0983

       €70.79
- Out of stock

     [ ![Universal Brake and Gear Cable Set - Black](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0039853_0.jpeg "Universal Brake and Gear Cable Set - Black") ](https://www.bricklanebikes.eu/universal-brake-and-gear-cable-set-black.html)
##  [ Universal Brake and Gear Cable Set - Black ](https://www.bricklanebikes.eu/universal-brake-and-gear-cable-set-black.html "Universal Brake and Gear Cable Set - Black")

     SKU: BCBS0067

       €11.80
- Out of stock

     [ ![VIA Downtube Shifter Handlebar Mount - Silver](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0002601_0.jpeg "VIA Downtube Shifter Handlebar Mount - Silver") ](https://www.bricklanebikes.eu/via-downtube-shifter-handlebar-mount-silver.html)
##  [ VIA Downtube Shifter Handlebar Mount - Silver ](https://www.bricklanebikes.eu/via-downtube-shifter-handlebar-mount-silver.html "VIA Downtube Shifter Handlebar Mount - Silver")

     SKU: EXVS004

       €56.04
- Out of stock

     [ ![Paul Components Microshift Thumbies - Black](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0027054_0.jpeg "Paul Components Microshift Thumbies - Black") ](https://www.bricklanebikes.eu/paul-components-microshift-thumbies-black.html)
##  [ Paul Components Microshift Thumbies - Black ](https://www.bricklanebikes.eu/paul-components-microshift-thumbies-black.html "Paul Components Microshift Thumbies - Black")
- Out of stock

     [ ![Paul Components Shimano Thumbies - Silver](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0001374_0.jpeg "Paul Components Shimano Thumbies - Silver") ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-silver.html)
##  [ Paul Components Shimano Thumbies - Silver ](https://www.bricklanebikes.eu/paul-components-shimano-thumbies-silver.html "Paul Components Shimano Thumbies - Silver")
- Out of stock

     [ ![Paul Components Microshift Thumbies - Silver - pair](https://www.bricklanebikes.eu/media/catalog/product/cache/f67da2ccde89a05dcb468759530af9a9/0/0/0027053_0.jpeg "Paul Components Microshift Thumbies - Silver - pair") ](https://www.bricklanebikes.eu/paul-components-microshift-thumbies-silver-pair.html)
##  [ Paul Components Microshift Thumbies - Silver - pair ](https://www.bricklanebikes.eu/paul-components-microshift-thumbies-silver-pair.html "Paul Components Microshift Thumbies - Silver - pair")