4off wheels 16mm bore, as shown 2 wheels have 3 holes for gear fitting, 2 wheels are unmodified. Some surface rust
Sharman 4mm 18.83 Gauge Driving Wheels - 5162 - 4'6" Diameter, 14 Spoke
Hornby R8234 10 Pack 14.1mm 4 Hole 00 Gauge Wheels & Couplings Accessory
R8234 Hornby OO Gauge 14.1mm 4 Hole Wheels Pk 10
Hornby R8234 OO Gauge 14.1mm 4 Hole Metal Wheels
Hornby R8264 14.1mm Coach Wheels - 2 hole - Spare Parts and Train Accessories for Hornby OO Gauge Model Railway Sets, Coupling and Modelling Tools - Coach Wheels (Pack of 10), Scale 1:76
N Gauge Spoked Wheels Mathieson Models 6mm diameter, 15mm pinpoint (ten axles)