i have just built my first tricopter weighing in at 2.4lbs total flying weight with 3s 2250 lipos i get about 8 minutes of flight. i have 750kv rctimer bc3635 motors, flycolor 40A esc, kk2 with 1.5 simonk firmware, hand carved HDU Foam body 1/2" wood dowels for legs. My radio is a Futaba 6j. i...