Quadcopter Drone

Updates - 1/01/2018
Added landing gear to protect battery and eventually camera from hard landings. If you strap the batteries to the top of the drone this won't be as much of a problem. The landing gear consists of four 3" long 3/16" bolts (apologies for the imperial units, I wanted to use M5 but this was all I could find). Attached to the base of these bolts is a front spring, back spring and two side springs. They are designed to absorb some shock if the drone lands at an angle, and will pre