Renkforce RF-1000 Top Filament holder

I had a lot of Issues with the original Renkforce RF-1000 Filament feeding tube, because it took a lot of force to move it through.
A lot of people usually have a shelf or mount a stick to the wall to hang their spools in for easy acces and loading. Unfortunately I can't mount anything to the wall where I work, so I thought: why not attach it to the printer?
So this is what I came up with. It's a total of 4 pieces (2 pieces are Identical). 2 Pieces (the mounts) get screwed on to the Renkforc