I emailed UPC and Tony replied saying 15inch Weld draglite would clear the 287mm no problem. That was a few years ago. Got the brakes now I'm about to chase rims.
If buying wheels locally you could mock everything up on a stub axle and take it with you just to be sure...
(credit to whoever's photo this is)...
Edited by Bigfella237, 28 January 2019 - 04:25 PM.