What does anyone think of these intakes?

Anyone seen these airgap manifolds? Not edelbrocks, and they supposedly fit magnums and non-magnums too. The price is cheap enough.
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=380156697420&ssPageName=STRK:MEWAX:IT

What do you guys think, especially anyone with any experience with these manifolds?