This is a photo of the direct HD dish fine tuning, I think.
http://www.sadoun.com/Sat/Products/D...sh-Bracket.jpg
The full unit is shown here:
http://www.sadoun.com/Sat/Products/W...Ku-Ka-Dish.htm
Here's another of the unit:
http://images.solidsignal.com/iview....=Large-3#xview
You should ask if the adjustment "neck" is sold separately.