This spool holder is re-mixed in Tinker cad with parts from 3 other designs. You will need longer 3mm screws and the length will depend on whether you use the PFTE guides. You will need two 608 type bearings, these are common skate bearings. 

The Derrick is from this model.

[https://makerworld.com/en/models/723273-p1-x1-top-spool-mount?from=search#profileId-654281](https://makerworld.com/en/models/723273-p1-x1-top-spool-mount?from=search#profileId-654281)

The roller and tray are from this model:

[https://makerworld.com/en/models/1020727-p1s-p1p-x1c-spool-holder-roller-system-608-s?from=search#profileId-1001993](https://makerworld.com/en/models/1020727-p1s-p1p-x1c-spool-holder-roller-system-608-s?from=search#profileId-1001993)

The run out guide was made from this model and has 10mm threads now:

[https://www.printables.com/model/1293195-remix-clip-added-ptfe-bowden-tubing-adapter-for-el/files](https://www.printables.com/model/1293195-remix-clip-added-ptfe-bowden-tubing-adapter-for-el/files)