Hornby R30053 RailRoad GWR 101 Class 101 - 00 GaugeHornby R30053 RailRoad GWR, 101 Class, 101 Era 3 1: 76 Scale 00 Gauge Item Length Without Packaging (cm)10. 8 Item Height Without Packaging (cm)5 Item Width Without Packaging (cm)3. 5 Item Weight Without Packaging0. 08 The prototype of this strange engine was created as a one off for experimental testing as an oil burning locomotive in 1901, intended for service on the Wrington Vale Light Railway in Somerset, but following conversion back to coal