Cinematic 5" by ROB-FPV, open source collaborative frame project.
You can download, sale and distribute as long as you keep the name intact and give credit to the designer Rob FPV and link back to this website Rob-FPV.com
You can download the FPV camera mounts from https://www.thingiverse.com/thing:4704696
This 5" uses the same from the 3" version