This example shows a tyre width of 3.5 mm for Gauge 0 Fine.
For Scale7 remove more metal from the back of the wheel to give a tyre thickness of 3.2 mm instead of 3.5 mm.
7′ 7″ diam., 22 oval spokes, apparent tread 4″.
Hub 17″ face dia., 2″ out from the tyre.
Casting: 53.1 tread dia., 48.4 i/d., hub 1.2 mm out from the tyre.
Casting prices and stock . NE loco sets, price list
Scan of a casting in a set for a NE 4-2-2 J class.
27 Mar 2013