Don't buy any of Chris Church's fine gear on E-Bay. He gives lower prices to taperssection members, so contact him directly by PM or email.
You are not supposed to remove the windscreens from the CA-14's. It is designed to have the proper frequency response with the screens on. This is not a problem unless the larger size is a problem for you.
A system composed of CA-14's (or even CA-11's), a ST-9100 pre and an H120 is capable of making great recordings.