I recommend printing on PETG and do not adjust the print settings.

The print settings are perfect. This is the most solid version. I've taken about 15 prints, and I can say that this print is perfect.

Studs,Spacer:

M3 D6 28mm x4
M3 D6 20mm x4

Rivet NutS:
M3 x6
 

Screws:

M3 8   mm   x12
M3 11 mm   x6

M3 18 mm   x4

FPV drone for Freestyle. This drone body is currently in the testing phase, so please keep that in mind when commenting. I will upload the fully tested version in about a month.