OK, I've found a way of doing this. It's not ideal but it works. I'll use the
Triumph thread as an example.
Right click the picture in that thread and select Properties and copy the URL:
https://www.ubbcentral.com/forums/ubbthreads.php/ubb/showimage/id/1243/type/m/Bonnie2_jpgNow change the
/m/ to
/f/ in the URL.
https://www.ubbcentral.com/forums/ubbthreads.php/ubb/showimage/id/1243/type/f/Bonnie2_jpgThe code in the URL seems to be:
/t/ = thumbnail
/m/ = medium
/f/ = full