Friction Shifters Explained

What are friction shifters? How do they work? What are their pros and cons? Which types and mounts exist and how to mount them on flat, and on drop bars?

CONTENTS:
00:00 Introduction
01:26 Thumb shifters - flat bars
02:44 How friction shifters work
07:10 Down-tube shifters
08:42 Bar-end shifters
10:50 Gevenalle levers
12:55 Cable stops

Useful LINKS:
If you have any questions, please use the BikeGremlin forum (I try to respond to every comment, but YouTube sucks at notifications, especially when it comes to any follow-up questions):
https://www.bikegremlin.net/

Shifter and derailleur mix-matching (compatibility) articles:
https://bike.bikegremlin.com/category/technical-part/compatibility/

How I fit a 7-speed cassette on an 8-9-etc speed hub:
https://bike.bikegremlin.com/1259/bicycle-rear-hub-compatibility/#8

Gevenalle website:
https://www.gevenalle.com/

About this video's thumbnail (cover image):
https://io.bikegremlin.com/34112/my-ai-experiment/

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Camera: Srdjoni from the 2bike.rs forum

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