Adapters & couplers

Peak Design Capture v3 to Arca adapter

This is not a fixed STL. SpeakCAD generates the peak design capture v3 to arca adapter to your millimetres, you adjust it in the chat, then you download and print it.
1

Generate

The prompt on this page opens in SpeakCAD already filled in — after sign-in too. The model renders in your browser. Preview is free.
2

Adjust

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.
3

Print

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 peak design capture v3 to arca adapter is

An adapter that puts Capture v3 on an Arca rail, 38 mm dovetail and the official Capture hole. Print in PETG with an M5.

You should not unscrew the plate every time. In SpeakCAD you confirm v3 vs v2, preview the adapter in the browser at no cost, then download the STL.

Example prompt

Design a Capture v3 to Arca adapter, 38 mm dovetail, official Capture hole, M5, 2.4 mm PETG.

Get it now opens the app with this prompt already typed. Change any number to match what you measured; the rest of the design stays consistent.
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Questions people ask about a peak design capture v3 to arca adapter

An adapter that puts Capture v3 on an Arca rail, 38 mm dovetail and the official Capture hole. Print in PETG with an M5.

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: Design a Capture v3 to Arca adapter, 38 mm dovetail, official Capture hole, M5, 2.4 mm PETG.

You should not unscrew the plate every time. 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.

Generate, adjust, print your peak design capture v3 to arca adapter

Nothing to install and no CAD skills needed. The prompt is waiting in the app after you sign in. Watch it render, tweak the fit, download the STL or 3MF and print it tonight.

Looking for a ready-made version? Check the marketplace, where makers sell finished, rated models for credits.