Rolling Thunder, for these parts I wanted them in Nylon, so I printed them from Shapeways. Their prices are fairly reasonable.
I have an Elegoo resin and Prusa FDM printer, but I wanted these parts in Nylon for high strength for RC use.
For the CAD I'm using Inventor, the grand daddy of Fusion360.
PP - I'm not preventing you from private messages, but this forum may not allow you to do PM until you send a certain amount of posts.
B