Filament Management Guides

The original guides I made with PVC plumbing fittings an R/C aircraft wheel-hub and pieces of plexi.
Furthering my SolidWorks skills a bit, I submit the new printed guides I've installed on my RoBo 3D.
They comprise the Slot Guide and the Roller Guide.
Slot Guide for the Robo 3D Printer .....helps keep the filament centered in it's travel to the printhead.
Additional Items Required:
1x 3x12mm SHCS Bolt
1x 3mm Flatwasher
1x 3mm Nylock Nut
Roller Guide for the Robo 3D Printer