Adapters & couplers

Motorcycle intercom helmet clamp shim

This is not a fixed STL. SpeakCAD generates the motorcycle intercom helmet clamp shim to your millimetres, you adjust it in the chat, then you download and print it.
Building the 3D preview…
1

Open

Sign in and open this ready-made model in SpeakCAD for free, no plan needed. It renders in your browser, and the prompt below is filled in if you want the AI to redesign it.
2

Adjust

Click a part and change its numbers in the viewer, or ask the AI in the chat: wall thickness, hole size, the thing it clips onto. AI changes use plan credits.
3

Print

Download a watertight STL or 3MF with a Maker or Pro plan, drop it in your slicer, and print it. Small fit fixes re-download free.
Get it nowOpening the ready-made model is free. A plan covers AI changes and the download.

Example prompt

Model a helmet intercom clamp shim, 50×30 mm, 2 mm thick, 150 mm curve, 1 mm edge step, grip ribs on both faces, TPU.

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.

What a motorcycle intercom helmet clamp shim is

A shim that fills the gap between a Sena or Cardo clamp-style intercom mount and a thin helmet shell, so the unit stops rocking at speed. It is 50 × 30 mm, from 1.5 to 3 mm thick, curved to a 150 mm radius, with a 1 mm step that sits against the shell edge and grip ribs on both faces. Print flat in TPU for grip, or PETG for a rigid spacer.

Adhesive intercom mounts do not need a shim, only clamp versions do. Open the ready-made shim in SpeakCAD for free, change the thickness or any millimetre in the viewer or the chat, then download the STL.

People also search
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Questions people ask about a motorcycle intercom helmet clamp shim

A shim that fills the gap between a Sena or Cardo clamp-style intercom mount and a thin helmet shell, so the unit stops rocking at speed. It is 50 × 30 mm, from 1.5 to 3 mm thick, curved to a 150 mm radius, with a 1 mm step that sits against the shell edge and grip ribs on both faces. Print flat in TPU for grip, or PETG for a rigid spacer.

Click Get it now on this page and sign in: you can open the ready-made model for free, and the example prompt is filled in if you want the AI to redesign it. The model renders in your browser, nothing to install. Change any millimetre in the viewer or the chat (AI changes use plan credits), then export a watertight STL or 3MF with a Maker or Pro plan when you want to print.

Start from this working example and replace any number with what you measured: Model a helmet intercom clamp shim, 50×30 mm, 2 mm thick, 150 mm curve, 1 mm edge step, grip ribs on both faces, TPU.

Adhesive intercom mounts do not need a shim, only clamp versions do. In SpeakCAD you open the ready-made model for free, change it to your measurements, 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 motorcycle intercom helmet clamp shim

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.