One is a single decker (Doodlebug) was the last three axled single decker built in the UK, while the other was built in Cardiff and is the last Welsh built trolleybus in the World!
Fifteen are 10.4m-long tandem axled vehicles with Tridec rear steer systems and were built by Gray & Adams, while Schmitz Cargobull produced the remaining 23, which are a mix of 10m, 12m and 13.6m refrigerated semi's.