''I cannot get any servo horn arm to be mechanically 90° to the boom. The AR7200/Microbeast/Trajectory does not have a tail "sub-trim" feature!? Is trimming in the transmitter allowed?'' | ''I cannot get any servo horn arm to be mechanically 90° to the boom. The AR7200/Microbeast/Trajectory does not have a tail "sub-trim" feature!? Is trimming in the transmitter allowed?'' |