7′ 1″ diam., 20 rectangular spokes, rectangular inner rim, apparent tread 4″ (with 3″ tyres).
Hub 18″ face dia., ½″ (front) and 1″ (rear) out from the tyre, pin in line at 12″.

Source: works drawing.

Castings: 70.8 mm tread dia., 64.5-64.6 mm i/d., hub 0.3 mm (front) and 1.0 mm (rear) out from the tyre, pin at 10.0 mm.

Casting prices and stock . LNWR loco sets, price list

Scan of a casting in a set for a LNWR Teutonic