ThinkPad Hybrid USB-C with USB A Dock Product Tour - YouTube
LENOVO - OPEN SOURCE 40AH0135US THINKPAD PRO DOCKING STATION - Newegg.com
Item for Lenovo ThinkPad X1 Carbon (5th Gen and 6th Gen) - Type C (USB 3.1) Docking Station for Lenovo ThinkPad X1 Carbon (5th Gen and 6th Gen) - BatteryUpgrade
Lenovo ThinkPad Ultra Docking Station (American Standard Plug) - Newegg.com