UPDATE
Guitarv2.stl now has the Bridge and Pickups lowered by 12mm to fit the BexGears kit better.
The 4 holes used to attach the neck are in totally different areas.
PrusaCaster mod for BexGears Electric Guitar Kits
https://www.amazon.com/gp/product/B082ZG8FS7/ref=ppx_yo_dt_b_search_asin_image?ie=UTF8&th=1
The author remixed this model.