For : ImpulseRC APEX
Antenna Hole : 13mm
Material : FLEXI
Infill : 100%
Colour : Please choose from the options
The source file is from Thingiverse.com and you can download and print for your own. https://www.thingiverse.com/thing:3826534
Credit to : ps915
However if you have no 3D Printer, or prefer to just have us print for you, you may order from here and pay just the printing, material and shipping cost for the above.