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.
6′ 0″ diam., 20 oval spokes, rectangular inner rim,
4″ apparent tread.
Hub 17″ face dia., 1¼″ out from the tyre, pin in line with the spokes at 15″.
See photo. of No. 4901 in Russell, A pictorial record of Great Western Engines, vol. 2, p. 161.
Castings: 42 mm tread diam., 37.0 i/d., hub centre 0.7 mm out from the tyre. Pin at 8.75 mm.
Casting prices and stock . GWR loco sets, price list
Scan of a casting in a set for a GWR 4-6-0 Hall (early).
27 Mar 2013