SpainLabs Trigger Frame mini Quad

http://spainlabs.com/foro/viewtopic.php?f=48&t=1776

http://spainlabs.com/foro/viewtopic.php?f=48&t=1548

SpainLabs Colaborative Frame Quadcopter

Flying Video:

https://www.youtube.com/watch?v=3ooPh9-WQvA&list=PLmGoDskwutV-l4vUk_ss7mKcTW01ls1ZV