Simple Direct Drive Bowden Extruder

thingiverse

This extruder is specifically designed for optimal use without the idler spring. To achieve the best results, carefully optimize the filament path to support flexible materials such as Ninja Flex. The compatible components include: An x1 MK8 Extruder Drive Gear with interchangeable threads (1.75mm and 3.00mm), available on eBay here: http://www.ebay.com/itm/390979321657 Additionally, an x1 625VV Groove Sealed Ball Bearing, also available on eBay here: http://www.ebay.com/itm/291229577872 Further, a push-in fitting, specifically the PISCO POC4-M6M from Monotaro: https://www.monotaro.com/p/0950/0172 You will also need an M5 20mm parallel pin from Monotaro, located here: https://www.monotaro.com/p/5032/5791 In addition, a SMF105ZZ is necessary. You can find it on Monotaro at the following URL: https://www.monotaro.com/p/3460/9574 Last but not least, include x4 M3 20mm cap screws in your build. For accurate and durable performance, make sure to secure everything tightly. The final critical component is an OD 3mm ID 2mm PTFE tube, fifty millimeters long. To ensure maximum flexibility with more intricate prints, incorporate an additional bowden tube into your project with outside diameter four millimeters.