Teenage Engineering's collab with Ikea created some of the year's hottest audio products.
The Frekvens designs had us all kinds of worked up.
Now Teenage Engineering has released a full line of "hacks" (read: accessories) for the collection. And they're all free... sort of.
You're going to need a 3D printer, but all of the .stl files are available for free download from the Teenage Engineering site. Just load up the right filaments, print away, and assemble using the included guide.