Elite Models 39in Sky Sprite Manual page 6

Use the 8*300mm tube to put the wing on the
fuselage. And secure it with aM2*20mm screw.
KIT version only: Install a 9g servo into the pre-cut
slot on the tail of fuselage.
Use some foam safe glue to secure the elevator into
the pro-cut slots on the tail of fuselage
Locate the foam stopper for the elevator and secure it
on the tail.
Secure the rudder into the slot on the fuselage with
foam safe glue.
6