![LEOWAY Upgrade 2 Meters PTFE Bowden Tubing Kit for 1.75mm Filament for Creality Ender 3 Ender 3 Pro Cr-10 3D Printer: Printer Accessories: Amazon.com.au LEOWAY Upgrade 2 Meters PTFE Bowden Tubing Kit for 1.75mm Filament for Creality Ender 3 Ender 3 Pro Cr-10 3D Printer: Printer Accessories: Amazon.com.au](https://m.media-amazon.com/images/I/61lHEeeVcaL._AC_UF894,1000_QL80_.jpg)
LEOWAY Upgrade 2 Meters PTFE Bowden Tubing Kit for 1.75mm Filament for Creality Ender 3 Ender 3 Pro Cr-10 3D Printer: Printer Accessories: Amazon.com.au
![Is there a Lube or something in my extruder, I pulled up my Bowden tube and it's covered in Black gunk. I'm about 90% certain it is not melted filament leaking through, Is there a Lube or something in my extruder, I pulled up my Bowden tube and it's covered in Black gunk. I'm about 90% certain it is not melted filament leaking through,](https://i.redd.it/2slrj1ivjlp41.jpg)
Is there a Lube or something in my extruder, I pulled up my Bowden tube and it's covered in Black gunk. I'm about 90% certain it is not melted filament leaking through,
![Creality 3D Upgrades Parts Assembled Extruder Hotend with Capricorn Bowden PTFE Tubing for Creality 3D Ender 3 and Ender 3 pro : Amazon.in: Industrial & Scientific Creality 3D Upgrades Parts Assembled Extruder Hotend with Capricorn Bowden PTFE Tubing for Creality 3D Ender 3 and Ender 3 pro : Amazon.in: Industrial & Scientific](https://m.media-amazon.com/images/I/61kZAr-sGWL._SX342_.jpg)
Creality 3D Upgrades Parts Assembled Extruder Hotend with Capricorn Bowden PTFE Tubing for Creality 3D Ender 3 and Ender 3 pro : Amazon.in: Industrial & Scientific
![The bowden tube coupler is stuck to the heat sink and the bowden tube won't budge. Is there anyway I can fix this? : r/ender3 The bowden tube coupler is stuck to the heat sink and the bowden tube won't budge. Is there anyway I can fix this? : r/ender3](https://preview.redd.it/the-bowden-tube-coupler-is-stuck-to-the-heat-sink-and-the-v0-n2lqvll86qoa1.jpg?width=3024&format=pjpg&auto=webp&s=30e68d0a7f9a5153a37a91c0f3535daefc33e0b5)