I did a search last night on RGP and no one else has reported the issue. I've been a fan of CPR's product, and I can see they have tried to make an improvement on an original that does not fit all Flash machines.
Paul - The ball is is your court - You have every right to return it to your place of purchase, or modify your machine.
I'm struggling to see how this can be sold a a genuine replacement as it is obviously not.