TPU Top mount spool holder - D3P riser

THIS MODEL IS IN TESTING - THE OBJECTIVE IS TO DESIGN A PRACTICAL SPOOL HOLDER OPTIMIZED FOR TPU. YOU WILL NEED THE D3P RISER FOR THE P1 AND X1C TO USE THIS. I WELCOME ANY FEEDBACK AND SUGGESTIONS. YOU CAN REACH ME ON FACEBOOK - DARREN 3D PRINT CHANGELOG 2025-12-29 Added a revised filament guide. It has an added support to pass a longer piece of PTFE. This should alleviate issues of the filament slipping off the spool when there is slack. A revised print file was uploaded. MODEL This is a top mount spool holder for use with the P1S, P2S and X1C D3P riser. The spool holder mounts on the front of the P1 and X1C D3P riser. IMPORTANT - THE X1C AND P1S D3P RISERS USE A DIFFERENT SPOOL HOLDER MODEL THAN THE P2S D3P RISER - TWO SPOOL MODELS AND PRINT SETTINGS ARE PROVIDED. ONE FOR THE X1C - P1S D3P RISER AND ANOTHER FOR THE P2S D3P RISER The spool holder is designed to optimize TPU printing by having the TPU filament feed directly into the hot end. The TPU spool holder features: - Ball bearin