The owner was having trouble intonation this bass in Drop C. The strings are pretty baggy at 55 – 110, I’d think a 130 on the bottom would be a little better fore tension and this could be why intonating could be difficult.
I added a shim to get the saddles at a more comfortable level.
![](https://ozzyowl.co.uk/wp-content/uploads/2023/01/Fender-Jazz-Repair-Setup10-1400x960.jpg)