Thanks for that Phil. Sorry over delay in replying, today is the first chance i've found to check forum posts!
I have found a washer specialist on tinternet and 2 are on the way.
Seems your idea re Mcr airguns was spot on!
The Centre is getting very popular after R1 of MPL ! Unfortunately it looks as though I will have to dust off my 65 for R2!
Thanks
Paul