Learn something new from something old. That's been Calvin's mantra as he rebuilds the old Paramount race bike. In the case of this week's Tech Tuesday, it's the old friction shifter system showing us the basic concepts that all modern shifting systems use.

For other videos featuring this old racing bike, see this playlist:
   • The Life of a Race Bike  

➤ Fix It:
Did you know that Park Tool is the #1 resource for bicycle repair education?
• Visit our YouTube Channel:    / parktool  
• Visit the Repair Help section of Parktool.com: https://www.parktool.com/repairhelp
• Check out The Big Blue Book of Bicycle Repair: https://www.parktool.com/product/big-...

➤ About Park Tool:
Since our founding in 1963, Park Tool has been the leading name in bicycle tools. Our YouTube channel is an extension of our mission to be the ultimate resource for mechanics and riders of all skill levels. Here you will find comprehensive repair help tutorials for a wide range of components and processes, as well as troubleshooting guides, tips and tricks, and information on the latest Park Tool products.

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