Tag Archives: lye

More about stuck seatposts

More details on removing a stuck seatpost. Reader Andrew Livingston has refined the information Matt Duff sent us on using caustic soda to dissolve (yes, dissolve!) a stuck aluminum seatpost in a steel frame.

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Stuck seatposts

John has added information on yet another way to remove a stuck seatpost — dissolving it using a strong chemical.…

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