For sale, a high precision arc protractor for cartridge alignment.
This protractor is made of 3mm High Glossy Black Acrylic Perspex, high-precision laser cut and engraved.
The arc protractor is the most accurate protractors for cartridge alignment; this one is designed for the following Grace tonearms:
  • G-545F
  • G-640P
  • G-704
  • G-707
  • G-714
  • G-727
  • G-840
  • G-940
  • G-1040
The geometric features are compliant with Grace specifications; see the first picture.
It is supplied with detailed instructions.
We also make custom protractors to the client's specifications.
Made in Scotland

Cartridge Arc Protractor for Grace 545F 640P 704 707 714 727 840 940 1040