Quote Originally Posted by magnarc View Post
And there is now a two piece pair of 511A's. Mind you these appear to have been drilled for three bolt hole drivers too.

Altec Lansing 511A Horns GRAY - 802B 802C 802D a7 511B - eBay (item 150456361872 end time Jul-16-10 09:48:44 PDT)
Yes but if you look carefully you can see that the throat is still 1" so if someone put a 1.4" driver on that horn it is going into a 1" throat. Not Good.They are nice for small format drivers though.