My TT has a perfect sport for a small tv. I want to mount it so that once stopped, I can swing it out and angle it when I want to watch it. How? The ones for home do not have any locking mechani...
I have one of the cheapest articulating screen mounts on the back of a 32" screen. The arm is stiff enough so that I swing it into transportation alignment and forget about it. YMMV.