Dune Ornithopter horizontal wall mount

I designed a wall mount for the brick Dune Ornithopter, allowing the model to be displayed horizontally with its wings fully extended. I recommend printing the part in PETG, with 3 walls and 15% infill. During slicing, use the orientation shown in the images and apply tree supports at the indicated locations. The printed part shown in the photos fits perfectly into the existing holes on the Ornithopter (marked with red arrows) and holds the model securely on the wall.(Note: The print quality shown in the photos is lower because my own print was made using inexpensive PETG.) The mount is fixed to the wall using two screws and wall plugs. • Mounting hole diameter: 6.5 mm • Hole depth: 9 mm • Maximum screw head height: 5.5 mm • Counterbore diameter: 15 mm (a washer is recommended under the screw head) I used hex-head wood screws. Space has been left in the mount to accommodate wall plugs in case their collar protrudes from the wall surface.To hide the screws, I designed a rim around the m