This setup will eliminate the slop that was there when the black box was clamped on
smooth aluminum. Also, scribe the blue aluminum tube with an Xacto knife so you know
where to put it again and not lose your trim settings! Any shift fore/aft of the gearbox will
change the angle of the tail bellcrank and your trim.
2) That control wire with plastic tube (HM035-030) going to the tail is too flexible.