Perfect your string setup with the Beiter Serving Shifter #1 & #2, designed to adjust serving tension precisely.
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Make sure your serving is tight and compact
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Can also be used to move serving on the string
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Comes as a pair
Beiters hjemmeside med forklaring til brugen af Beiter Serving Shifter:
https://wernerbeiter.com/en/products/winder/ServingShifter.php