Kanex Thunderbolt Gigabit Ethernet + USB 3.0 Adapter
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Amazon.co.jp: USB Type C LAN Wired Adapter, USB C LAN Converter Adapter, USB 3.1 Type C to RJ45 Gigabit Ethernet, Thunderbolt 4/USB4/Thunderbolt 3, Compatible with Macbook Pro and Dell XPS 13 15
Plugable 2.5G USB C and USB to Ethernet Adapter, 2-in-1 Adapter Compatible with USB C/Thunderbolt 3 or USB 3.0, USB-C | Walmart Canada
Amazon.co.jp: Apple Thunderbolt - ギガビットEthernetアダプタ : パソコン・周辺機器
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Amazon.com: USB-C to Ethernet Adapter 2 Pack, BENFEI USB Type-C (Thunderbolt 3) to RJ45 Gigabit Ethernet LAN Network Adapter Compatible for MacBook Pro 2019/2018/2017, MacBook Air and More : Electronics