6′ 2″ diam., 18 oval spokes, inner rim steeply humped, apparent tread 4¾″,
Hub 19½″ face dia., middle boss 12½″dia., middle boss is ¼″ out from the tyre. Pin between at 13″
Source: Green Arrow measured direct at York.
Casting: 43.2 mm tread dia., mm i/d., hub middle boss 0.15 mm out from the tyre, pin at 7.6 mm.
27 Mar 2013