(06 Sep 2015, 10:25 am)DaveyBowyer wrote No, just a general query as I was looking at what buses were doing the replacements.
The answer is no - Red Arrows B9s are Red Arrows B9s to an operational depot. The ones on the Metro Replacement this morning would have been some of the first out of the depot this morning given that the X1s start pretty late on, so they would have been the first back into the depot last night.