Official Google Ethernet Adapter for Chromecast - UK 3 Pin Type G Version
UGREEN 30985 Ethernet Adapter for TV Stick (Black) - Alasad Store
Ethernet Adapter for Chromecast USB 2.0 to RJ45 for Google Chromecast Ultra Audio TV Stick Micro USB 100mb Network Card AT - AliExpress
USB Ethernet For Chromecast Google Chrome Cast Netflix Micro Usb To RJ45 For Fire TV Stick Chromecast 3/2 From Kathy126, $45.23
Oassuose USB C to RJ45 Ethernet Adapter for Chromecast with Google TV, Fast and Reliable Internet Access : Electronics
Google Chromecast Ethernet Adapter (5V/1.5A) Wall Plug Micro-USB Cable (6.5FT). Black Version., Features:, - Attach the included USB cable to your
Restored Google Chromecast Ethernet Adapter (5V/1.5A) Micro-USB Cable (6.5FT) - Black (Refurbished)
Ethernet Adapter for Chromecast: Quick Start Guide - Chromecast Help
5 Best Chromecast Ethernet Adapters for a Wired Connection
Cable Matters Micro USB to Ethernet Adapter Up to Algeria
Cable Matters Micro USB to Ethernet Adapter Up to Algeria
Ethernet Adapter for Chromecast USB 2.0 to RJ45 for Google Chromecast Ultra Audio TV Stick Micro USB 100mb Network Card AT - AliExpress
The Ethernet Adapter for the new Chromecast with Google TV will cost $15/£15 (links in comments) : r/Chromecast