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Originally designed as a 3D printer accessory, this modular mount is perfect for OctoPrint or Klipper setups running on a Raspberry Pi\u2014or any other compact controller tucked out of reach. It gives you convenient front-facing access to essential ports like USB, HDMI, or Ethernet without compromising your printer\u2019s layout.

Whether you're rerouting cables for better access, building a clean control interface, or just tired of reaching behind your printer, this Keystone rail mount offers a tidy and adaptable solution.

And it's not just for printers! The design works equally well in other DIY setups\u2014home-lab racks, test benches, AV builds, or anywhere you want to snap keystones onto 2040/4040 aluminum extrusion.

Features:

Compatible with 2040 and 4040 aluminum extrusion
Supports 2, 3, or 4 standard Keystone modules
Ideal for USB, HDMI, Ethernet, audio keystones, and more.
Snap-in design allows easy installation and swapping
Great for printers, Pi-powered projects, and beyond

Happy printing!
\u2013 Tumblefluff

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