Originally Posted by James_Blond
I did find a thread on AO from 06 where someone said both were made. I imagine they are less common though.
Link? I know they did make direct feeds and they made powerfeeds, but both were attached to the right side. The powerfeed was hopper left/center and the direct feed was hopper right. I have never seen one where the adapter attached to the left side of the marker if thats what you're looking for.