FreePCO1881 / PET / soda bottle air lock
Thingiverse
12 model
Free
FreeWater dispenser for birds with PCO1881 thread for PET bottles
Thingiverse
FreeMagnetic bottle transfer caps for PCO1881 threads
Printables
FreeFunnel
Printables
FreePCO-Bottle Drying Stand
Printables
FreeFunnel with PET bottle thread
Printables
FreeCap Twister
Printables
FreePCO 1881 Coca Cola cap with drink straw
Thingiverse
FreeWatertight Roundbox using Soda Bottle Cap (PCO1810)
Thingiverse
FreeWater Bottle Twist on Funnel ( PCO1810 )
Printables
/https://fbi.cults3d.com/uploaders/51894550/illustration-file/a17d0eda-a1f4-4460-a411-02abc803a088/thread-test-rings-free-turntable.gif)
FreeThread test rings free - check the fit before printing a screw-on funnel
Cults3D
/https://fbi.cults3d.com/uploaders/51894550/illustration-file/8e047397-382d-4b57-903d-3f06e3e4c993/thread-test-rings-free-turntable.gif)
FreeGewinde-Probierringe kostenlos - Passung testen vor dem Schraubtrichter
Cults3D