Originally Posted by
Diode100
... The mini wheel is 298mm, and there was a view that 305mm rims could be made to work ...
For what it's worth: I have a Primo Comet 16 x 1.35 tire on the 305 mm rear wheel of my Downtube Mini. The diameter of the whole wheel, tire and all, is a little tricky to measure, but looks to be 370 mm.