I haven't tried a imu, i will tonight, the reason i think it the ribbon is that it is loose and kinda saggy compared to my p3p, i called dji drone service and the guy was rude and said all gimble repairs start at $400, anyone would really have to have a weak mind to send them anything, i have been seeing there add on Facebook and really wanted to do business with them, but i guess you can't blame them ripping us ofg if we continue to let them