Soundpost Gauge for Violin or Viola

- Measures soundpost length - For Violin or Viola - Accurate & easy to use - Measures soundposts 35mm-72mm - Sturdily made & high quality - Stainless-steel & Aluminium - Locks with thumbscrew - Made by Juzek in USA - 135mm x 30mm overall This specially designed gauge is a huge timesaver in finding the correct length of the soundpost of a violin or viola. Simply insert the tool into the f-hole and adjust it to the depth of the body. This measurement is then used to cut the soundpost to length.