ANET E-10 tpu block clip

EDIT: I uploaded a newer file for the block clip that better fits the groove wheel of the filament feeder. Also, this one spans across the backside keeping it from being able to move or rotate in any manner around the groove wheel keeping it in place very nicely. It does not impede the turning of the groove wheel at all so no binding or resistance is present. The flat side of the clip goes toward the exit side of the filament guide.

This simple clip solved my problems using TPU with my AN