Anet A8 Filament Guide and more

This was one of the first add-ons I designed and printed for my Anet A8 3D printer. Foremost I saw how the filament was shaving on the extruder. With this part the filament now goes straight through the center of extruder filament hole. I decide just to make a small hole to achieve the least friction on the filament.
The part also holds the cable of the heat element and both fans. In my case it also holds the cable of the proximity sensor.
I've also included a slot in the center support to hol