4′ 4″ diam., 12 oval spokes, rectangular inner rim. 3″ apparent tread.
Hub 15½″ face dia., 2½″ out from the tyre.

Casting: 41.3 mm tread diam, 36.5 mm i/d., hub 2.0 mm out from the tyre.

Casting prices and stock . MR loco sets, price list

Scan of a casting in a set for a MR Johnson 4-2-2 115 class