Mini APM Top and Bottom Case with optional GPS/Compass Stand

This is a simple top and bottom case for the 30mmx30mm Mini APM flight controller. It consists:

1) Bottom case with pins to fit through the MiniAPM mount holes
2) Top case that fits over the bottom case pins
3) Optional GPS Tower Base to glue to the top case
4) Optional 50mm or 75mm high GPS/Compass tower