Genuine Lenovo Thinkpad Yoga 260 X1 Yoga 1st Gen OneLink+ to Ethernet Adapter 00JT801 - Walmart.com
X1C6 Ethernet Adaptor : r/thinkpad
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Lenovo 4X90Q84427 ThinkPad Ethernet Extension Adapter Gen 2 for sale online | eBay
USB-C to Ethernet Adapter, GbE Adapter - USB and Thunderbolt Network Adapters | StarTech.com