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Letter: Installing Pegheads

Letter: Installing Pegheads

by David Golber

Originally published in American Lutherie #102, 2010

Dear American Lutherie,

A couple years ago a customer asked me about installing Pegheds/Knilling Perfection Planetary Pegs in his instrument. I read the instructions, sent by Mr. Herin, for installing them: he said to use Gorilla Glue. Now I get nervous. I’m being told to glue something into a $5000 instrument with Gorilla Glue. Hmm. I wrote to him asking how to remove them. I got no reply.

These are mechanical devices. What lifetime do they have? Ten years? Twenty? Thirty? (Thirty years is a good lifetime for industrial products.) Does the manufacturer put a warranty on them? For how long? Will the manufacturer even be in existence thirty years from now?

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