The first step is to make a small loop in your string, near the end.
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The working end is then brought back through that small loop, forming what will eventually be the loop that will hold the string onto the tailpiece.
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The working end is now wrapped behind the static part of the string...
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| and then passed back through the small, initial loop.
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Finally, pull the working and static ends in opposite directions. This will snug into the knot itself, leaving a non-cinching loop to hold the string onto your tailpiece.
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