This example shows a tyre width of 3.5 mm for Gauge 0 Fine.
	For other standards remove more or less metal from the back of the wheel to give your chosen tyre width.	
	
			
		1120 mm (3′ 8.09″)  diam., disc wheels;   apparent tread 2¾″.
		Hub 300 mm (11¾″) face dia, driven wheel 23mm out, other wheels 34mm out from the tyre. Pin at 285 mm.
Sources: works drawings.
Casting: 24.9 tread dia., 21.8 i/d, hub 0.5 and 0.8 mm out from the tyre. Pin at 6.3 mm
Casting prices and stock . Austria, loco sets, price list
Scan of a casting in a set for a Austrian BBÖ (ex KKStB) 0-8-0 class 73.
 
 
	

	
	
7 Sep 2017