Buy The Frame Here: https://store.bicks.us/home/27-waflcopter-race.html
Make sure to print out of TPU, and with the flat part of lens housing flush against the bed (https://imgur.com/a/FAUGkSy. You might need support, especially for very low or high angles mounts. I'd recommend 2-4 walls, and infill is best at 10% or higher on a 0.4mm nozzle with 0.2mm layer height.
Currently, the design is based around a 12mm diameter lens, and micro camera mounting holes (this fits the foxeer predator micro w/ 1.8 lens and I believe the runcam racer 3 w/ 2.1lens). In the future I'd like to add the ability to change the lens diameter, as well as the ability to select between micro, mini, and full size cameras.