20x20/25.5x25.5/30x30 Adapter 3D printable model by matthias80

20x20/25.5x25.5/30x30 Adapter

Source: Thingiverse by matthias80

The 20x20/25.5x25.5/30x30 Adapter is a free printable 3D model from Thingiverse by matthias80. A simple adapter to mount 20x20/30x30 boards or the dji o3 airuint, starting from frames with 20x20 or 30x30 hole spacing. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse
QR code to download the Thinger app
On a computer? Scan with your phone to install the free app.
30 saves Source: Thingiverse Updated 2026-10-06 License: CC-BY · commercial OK Category: 3D Printer

Tags: betaflight, Flightcontroller, fpv, fpv racer, o3airunit

About this model

A simple adapter to mount 20x20/30x30 boards or the dji o3 airuint, starting from frames with 20x20 or 30x30 hole spacing. holes 2.4mm to cut thread or drill out to 3mm depending on use.

Frequently asked questions

Is this 3D model free to download?
Yes. 20x20/25.5x25.5/30x30 Adapter is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by matthias80.
Who made this model?
Designed by matthias80, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

Similar 3D models in betaflight

Browse related collections

Free 3D Prints for the Anycubic Kobra Series Free 3D Prints for the Elegoo Neptune Series Free Lithophane 3D Prints
Gear / Paid link The gear we print with Filament, tools, build plates and the hardware behind the models on Thinger, in one shoppable photo on our Amazon storefront. See the gear → Thinger earns a commission from qualifying purchases made through this link, at no extra cost to you.
Deals / Paid links

Filament on sale for your next print

Price drops on Amazon, checked several times a day with 30-day price history.

All deals →

Thinger earns a commission from qualifying purchases made through these links, at no extra cost to you. The price on Amazon at checkout is the one that counts. Israeli buyers: free shipping over $49 deals in Hebrew.

Open in Thinger Get STL