it is either the 603 or 604
http://www.giviusa.com/Screens--spoilers/Universal-screens/A604

it is adjustable so you can direct the wind to hit you around neck level or a little higher. i do get some buffeting over 70mph, but is is not too expensive and i had it already.

it goes for $112 - 104
http://www.helmetheadcycle.com/product/1708/givi-a604-universal-airstar-windscreen

If it isn't broke, I haven't messed with it.