I mount this on my BK rollbar extension and use the selfie cam.
This position has view of the track, where I’m looking (via rear view mirror), and steering inputs.
https://www.amazon.com/gp/aw/d/B079Z1CH9B?psc=1&ref=ppx_pop_mob_b_asin_title
I loop a zip tie around the ‘neck’ of the mount then a couple more from the loop to the roll bar for extra security.