Just a little 2x sized DSA spacebar with the stem centered. It's accurate in height, width and length, but the curves are an approximation because I don't
...さらに表示 have hard data on them nor a way to measure them, but it still looks a lot like a classic DSA spacebar.
You might want to melt or sand the top to make it a bit smoother.
The stem is square for added strength but totally fit on cherry mx switches.
Included is the solidworks file if you want to tweak it.