iPad Sim Rig Ball Mount Adapter

I bought an iPad holder from Amazon for my 8020 profile sim rig to mount the iPad as a dash. The clamp didn't work as securely on the flat mounting plate as I'd liked so I designed a mount in OnShape to attach to an upright.

iPad Tablet Phone Holder
https://www.amazon.ca/gp/product/B08YY6PH68/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1

OnShape File
https://cad.onshape.com/documents/b4ff7b59aa77b9cdb7f421db/w/d996d1fb9001b520a6e204a3/e/714aeb729506ce14796766c6