Aviation Design Rafale C Assembly Manual page 38

Cut a slot in the elevon in front of the control arm
Glue the fiber control horn with a lot of epoxy in the elevon
Connect the servo and the control horn with 2 x M3 links and M3 threaded rod.
Connect the servo and the control horn with a steel M3 links, M3 aluminium ball link and M3 threaded
rod.
Use aluminium control arm for the servo. The ball must be
screwed at 15 mm from the axis.
Apply thread lock on all screwed.
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