4 layers113.3 × 23.5 mm

Tinyriser
a-little-wifi/Tinyriser
Cooler/cuter riser for Lenovo 8th/9th gen Tiny5 PCs
33 parts170CERN-OHL-S-2.0
KiCad boards from 2 GitHub repositories tagged “thinkcentre”, the most starred first; open any of them in PCBKit.

a-little-wifi/Tinyriser
Cooler/cuter riser for Lenovo 8th/9th gen Tiny5 PCs

nandfarm/PowerRiser
PowerRiser – NVMe 2230 and 2242 Expansion board for Lenovo Tiny 5 Series