Installed X220 keyboard on X230, reasonably working - Thinkpads Forum
Lenovo ThinkPad TrackPoint Keyboard II - Keyboard - with Trackpoint - wireless - 2.4 GHz, Bluetooth 5.0 - Canadian French - key switch: Scissor-Key - pure black - for IdeaPad 3 15;
Lenovo ThinkPad Tablet X220 Genuine Keyboard 45N2141 for sale online | eBay
Refurbished: Lenovo ThinkPad X220 Intel Core i5-2540M 2.6GHz Dual Core Processor, 4GB Memory, 320GB Hard Drive, Intel HD Graphics 3000, and Windows 7 Professional - Newegg.com