3′ 6″ diam., 10 oval spokes, rectangular inner rim, apparent tread 4″.
Hub 14″ face dia., ½″ out from the tyre.

Casting: 33.3 mm tread dia., 27.0 i/d, hub 0.4 mm out from the tyre.

Casting prices and stock . LBSCR loco sets, price list
Scans of a casting in sets for LBSC 4-4-2 Marsh Atlantic, 2-6-0 Billinton K class.