GEPRC Mark 4 FPV Racing Drone Frame Kit 5''/6''/7'' Qudcopter Frame 5mm Arm with 30.5*30.5/20*20mm mounting holes for FC Eachine use the PWM protocol

use the PWM protocol

- Japanese 3K carbon

5 * 6cm / 12

Weight:  25

of poster may be vary from instruction manual

GEPRC Mark 4 FPV Racing Drone Frame Kit 5''/6''/7'' Qudcopter Frame 5mm Arm with 30.5*30.5/20*20mm mounting holes for FC Eachine use the PWM protocolIntroduction: I want the fancy rack to perform more in flight, the lighter rack, the convenient electronics installation and balanced center of gravity, and the smooth flight shooting, these ideas create a new fancy rack Mark4. It is no longer a wide X design, but an H shape, which does not affect the flight experience. The benefit is that the arm length is shortened, the weight is reduced, and the arm strength is increased. It also provides more