Hopping about?

All over the place? Just a wee bit; - BUT - I did say in no particular order diddle eye?  Half right anyway; not quite ready for the G. B. Plates yet?
G. B. = Getting Better.
I suspect it's, just, possible I got this in change because, despite the Roo and the Geo Vl head it's within about 0.5mm of the diameter of our 2P pieces.  UNLESS it came in as a Ha'pny way back when.