Topic at the top wanted an alternative to what you have a preference for, So, how does that solve his situation? [not yours].
I put my bar bag mount on a separate stem stacked under the handlebar stem it's much shorter than the bar stem ,
and so keeps it, as you describe, closer to the steering axis .. If that is your apex concern, You
Could just split things into those 2 stuff sack bag racks that go on the fork blades and have that stuff On the axis. but just a bit less convenient.
....
Last edited by fietsbob; 02-01-19 at 03:42 PM.