Elite Models 8mm EPP Acrocub Instruction Manual page 13

Step7. Glue the foam part with two little tabs to
the wing.
Step8. Glue the remaining three foam parts to the
fuselage.
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13
Step9. Prepare four 9g servos with servo arms
installed.
(Fiberglass servo arm extensions are provided if
you want more control throw.)
Step10 Use low temp hot glue to glue the rudder
servo and elevator servo to the fuselage.
(Servo arms should be toward the inside of the
fuselage.)
Step11. Thread servo lead through the hole into
bottom of the fuselage.