The USB port to which the connector is connected ... First, insert the LAN cable into the Thunderbolt 3 10G Ethernet Adapter connected to the notebook PC. Connect the cable to the desktop PC.

Each end is capped off; one housing the RJ45 connector the other, the Thunderbolt 3 USB-C connection. As far as specifications go the Connect 10G supports ... an image of the adapter centered ...

The Akitio Thunder3 10G Network Adapter is available to purchase for $279.99 from Amazon. It is compatible with all Thunderbolt 3-equipped Macs running macOS 10.12.5 or later, and requires a ...

I think what you need is a USB to RJ45 adapter for your laptop, and then a regular RJ45 patch cable.