3″ quadcopter drone frame with gopro hero 4 mount

pictures are with a carbon base, included in the files is a 3d design of the base. designed to use with 14xx motors and 3″ props. fits a 20×20 stack 3 tall in the center with a 19mm wide camera. only required hardware is 10mmx2.2mm wood/plastic screws. a 2mm machine screw /can/ work but is not recommended.