Additionally to my standard size TT02 Bumper with a GoPro mount, here I got an extra wide bumper with a GoPro mount. It should cover up standard sized 26mm wheels.
Be aware that you´ll need a 8mm hex nut or hat nut to securely mount your GoPro.
TT02_Bumper_Extra_Wide_with_GoPro_mount_v1.stl | 261.1KB |