[tonyvol]

Hey guys, is this what I'm missing to attach the Vintage side vent adapters to the Factory Dash Air Vent Bezels on a 67 Camaro?

Factory Bezel:
http://www.classicindustries.com/search?q=3925742

Am I missing this?
http://www.classicindustries.com/search?q=3937189

Or do I need this instead or both?
http://www.classicindustries.com/search?q=K289