PCIe To M.2 Adapter Board (E) for Raspberry Pi 5, With Cooling Fan, Compatible with 2242 / 2230 size NVMe Protocol M.2 SSD, 8Gbps Data Rate, High-speed…
For instructions for assembly, please use the link below:
Admittedly, however, it’s instructions for assembling the heat pads are a little vague, but the below image from a different product uses identical thermal pad placement.