Reddit reviews Witbot PC4-M6 Straight Fitting 4mm thread M6 Connector for 3D Printer (Pack of 10 pcs )
We found 3 Reddit comments about Witbot PC4-M6 Straight Fitting 4mm thread M6 Connector for 3D Printer (Pack of 10 pcs ). Here are the top ones, ranked by their Reddit score.
10 PCS PC4-M6 Pneumatic Straight Fitting for 4mm OD tubing M6 6mm Reprap 3D Printer etcOften used in 3d printers to connect bowden tubing to extruder and to hotendMaterial:Plastic+Metal
Witbot PC4-M6 Straight Fitting 4mm thread M6 Connector for 3D Printer (Pack of 10 pcs ) https://www.amazon.com/dp/B01NANKRTD?ref=yo_pop_ma_swf
The instructions say to press down the black ring, and while doing that to pull up on the tube. In practice, once you remove the tube, it may not hold properly anymore. You probably want to pick up a pack of PC4-M6 replacements:
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https://www.amazon.com/gp/product/B01NANKRTD/
While you can still do it, I recommend printing a replacement extruder (filament feeder ontop).
It let's you put a high quality Bowden tube connector on top. The one there will fail you because it was a very cheap cost saving part and breaks in a couple of months.
https://www.thingiverse.com/thing:2756509
You need to buy new bowden connectors off your favorite store. On Amazon, these are what I bought:
Witbot PC4-M6 Straight Fitting... https://www.amazon.com/dp/B01NANKRTD?ref=ppx_pop_mob_ap_share
You will also needs some nuts. I had some on hand, so I don't have a link for that.
When the stock one breaks, you cant print the replacement. Under warranty, you will just be mailing it back and they send you another.