Putting M.2 SSD in Thinkpad X230 (possible, but requies modification) : thinkpad
Original for Lenovo Thinkpad L470 DL470 SATA to M.2 NVME SSD Hard Drive Caddy board DL470 NS B021 test good free shipping|Computer Cables & Connectors| - AliExpress
ThinkPad X230 のMini PCI ExpressスロットにmSATA SSDを追加する手順(3) | ThinkPad X World
How to Install a mSATA SSD drive in a laptop (X220) - YouTube
🥇 ▷ For older ThinkPads: Retrofit NVMe SSD with an ExpressCard adapter » ✓
Installation einer UMTS-Karte in ein Lenovo ThinkPad X230 - YouTube
Can I plug a PCIe m.2 1TB SSD (Crucial P1) and an Intel PCIe WiFi card to a ThinkPad X220? : thinkpad
New ThinkPad Mod: ExpressCard to NVMe SSD Adapter - Thinkpads Forum
Installing a mSATA SSD into my ThinkPad X220 – Ioannis Karagiorgos blog