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The prompt on this page opens in SpeakCAD already filled in — after sign-in too. The model renders in your browser. Preview is free.Organizers & storage
Thru-axle thread-on derailleur-hanger holder
This is not a fixed STL. SpeakCAD generates the thru-axle thread-on derailleur-hanger holder to your millimetres, you adjust it in the chat, then you download and print it.2
Change any millimetre in the chat: wall thickness, hole size, the thing it clips onto. Iterations stay in the tab until it matches what you own.Adjust
3Print
Download a watertight STL or 3MF for 2 credits, drop it in your slicer, and print it. Small fit fixes re-download free.Get it nowThe example prompt comes with you, even through sign-in. Preview is free; a download costs 2 credits.
What a thru-axle thread-on derailleur-hanger holder is
A 12 mm dummy axle that holds a spare UDH or brand hanger on the workbench so the threads do not roll into the chip tray. Print in PETG.
A hanger on the bench is a lost hanger. Tell SpeakCAD 12×1.0 or 12×1.5, preview the holder in the browser for free, then download the STL.
Example prompt
Create a 12 mm dummy axle 80 mm long with a hanger flange, 12×1.5 thread relief, 2 mm PETG.
People also search
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Questions people ask about a thru-axle thread-on derailleur-hanger holder
A 12 mm dummy axle that holds a spare UDH or brand hanger on the workbench so the threads do not roll into the chip tray. Print in PETG.
Click Get it now on this page: the example prompt is filled in for you after you sign in. The model renders in your browser — nothing to install — and previewing is free. Adjust any millimetre in the chat, then export a watertight STL or 3MF for 2 credits when you want to print.
Start from this working example and replace any number with what you measured: Create a 12 mm dummy axle 80 mm long with a hanger flange, 12×1.5 thread relief, 2 mm PETG.
A hanger on the bench is a lost hanger. In SpeakCAD you generate and preview for free, then download a file sized for the part you actually own.
No. SpeakCAD runs entirely in the browser: the chat, the 3D engine and the live viewer load in the tab. The only file you download is the finished STL or 3MF.
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