P2 = 1*MC1108A + 1*1.5MM PROP SAVER +1*5A/1S ESC
P7 = 1*MC1108A + 1*1.5MM PROP SAVER +1*5A/2S ESC
P3 = P2 + 3*2.0g SERVO
P8 = P7 + 3*2.0g SERVO