3′ 0″ diam., 10 oval spokes, rectangular inner rim, apparent tread 4″, tyre width 5″.
Hub 11″ face dia., 1½″ out from the wheel.

Casting: 28.6 tread dia., 22.4 i/d., hub 1.2 mm out from the tyre.
Tyre widths for exact scale models at 1:32, 5″ = 4.37 mm.

Casting prices and stock . GWR sets, price list

Scan of a casting in a set for GWR 4-6-0 Hawksworth County class