Riser for espresso scale to bring the cup closer the portafilter bottomless portafilter.

The STL are for a Timemore mini scale.

For assembly superglue the feet to the base

The base is for using cappuccino cup

The removable extension is to be added when using espresso cup.

I recommend changing the bridge direction to 45 degree to shorten the bridge under the extension.

Using the included Freecad file these value can be modified to fit your scale or different size of cup: