5′ 7″ diam., 18 oval spokes, humped inner rim, apparent tread 4″.
Hub 17″ face dia., 1″ out from the tyre, pin in line at 14″.

Source: works drawing in Bradley: 152.

Castings: 55.8 mm tread dia., 49.2 mm i/d., hub 0.8 mm out from the tyre, pin at 11.7 mm.

Casting prices and stock . LSWR loco sets, price list

Scan of the castings in a set for a LSWR 4-6-0 S15