Quadcopter frame

This design is not yet successful. Sharing it in case any parts are useful to anyone else. It includes a frame, battery box, prop guards, and an adapter from 23mm to 30mm PCB hole spacing. I assembled a quad using this with these parts:

* [Zeez Design F7 Flight Controller](https://www.zeezdesign.com/zeezf7/)
* [Zeez Design 60A 3-6S BLHeli_32 4-in-1 ESC](https://www.zeezdesign.com/esc-4in1-60a/)
* [Lumenier TX5GS 25-200-500mW 5.8GHz FPV Transmitter w/ BFCMS Control (MMCX)](https://www.getfpv.com/lumenier-tx5gs-vtx-bfcms-mmcx.html) - might be the same as a Matek VTX HV.
* [RunCam Split 3 Nano 14x14mm FPV / HD Camera](https://shop.runcam.com/runcam-split-3-micro-and-split-3-nano/)
* [HGLRC Forward FD1103 8000KV Brushless Motor 2S 3S RC Electric Motors DIY for Toothpick FPV Racing Drone Quad Copter Quadcopter](https://smile.amazon.com/gp/product/B07Z5MPY4W/)

The motor mounts are too thin and I destroyed some motors by putting the screws in too far. So don't do that. The motors al