(29 May 2020, 11:36 am)JP6004 wrote U might be right there.
Just because he did mention refurbishments, and the B9's will become spare once the X1 gets the E400's.
Would work well
There's 14 Red Arrow B9's -
9 B9's for the X5/X15 and X31
2 dedicated spares
3 replace older deckers within the fleet - in X-lines spare livery - if more branded spares needed.