E3D Titan 1.75mm Filament Guides

## Introduction __Replacement Filament guides for E3D Titan.__ I was having problems printing flexible filaments, with the filament getting squeezed past the hob gear and bunching up. This was caused by the excessive clearance between the injection molded PTFE guide and the gear. The stock components have a 0.4mm gap between the guide and the hobbed gear. This is 25% of the filament's thickness and easily enough space for the filament to be forced through (when that filament is NinjaFlex!)