We fly our GCM FX F3K. A sweet flying low wing F3K or DLG model.
1.5 m span

Flightcomp.com

Details and settings of my model when this was filmed (settings may change)

Gear used
KST X08 V5 N on Rud/Ele
Blue Bird A10 S on Ailerons
JR 6ch Rx without case
Zepsus nano mag switch
500 mah 1s lipo

Settings
CG 57mm from LE (set in a lot of wind, will adjust on a calm day)
Flying Weight 238.8 grams

Aileron +11mm 12mm
Elevator +10mm 9mm
Rudder 16mm L/R
Flaps 26mm full down

Ail/Rud mix 5mm L/R

Camber 06mm on slider with down elevator mix
Speed 1mm reflex
Launch ( still working on it )
Snap Flap +3mm camber with full up elevator

Recommended GCM settings

CG 6265mm from LE
Reflex 1mm up ailerons (Aileron throw 8mm up, 6mm down)
Cruise Ailerons neutral (Aileron throw 10mm up, 6mm down)
Thermal 1 3mm down ailerons plus snap flap (Aileron throw 6mm up, 3mm down)
Snap Flap 4mm down ailerons