Google the Garmin G3X install instructions ...the servo mount instructions are in there.
sagriver at icloud dot com
RV-7 Slider #74572
Empennage completed 11/2016 (sans fiberglass)
Ailerons and flaps completed 3/2017.
Wings completed 12/2017 (sans fiberglass)
Started on QB fuselage 01/2018
Donated and so should you