Audio Technica microphone info from Allen Harroothunian
The Catalogue number at sound professionals is SP_CMC-8
Which is a kit type thing with various options.
http://www.soundprofessionals.com/cgi-bin/gold/item/SP-CMC-8
Here is a link to just the omnidirectional i screwable mic element:
http://www.soundprofessionals.com/cgi-bin/gold/item/AT-P12100
It was a bit more pricey than I remembered basically for the kit cable windscreen + 1 set of elements $250US
the screw in mics are depending on type $60US each so about $120US a pair.
They also have cheaper ones that these mics and also a set that are much more expensive.