NEW 1TB mSATA SSD SATA III 6Gb/s For ThinkPad X220 X230 T420 T430 T430S X1 W520 | eBay
MSata SSD in Lenovo T420 with 12gb Ram and two more hard drives - YouTube
Amazon.com: CMS 128GB mSATA 6GB/s Internal SSD Compatible with Lenovo ThinkPad T420 Series - C29 : Electronics
Bezel Panel 2nd SATA Hard Drive HDD SSD Optical Caddy Frame for Lenovo ThinkPad T420 T420i
Amazon.com: CMS 128GB mSATA 6GB/s Internal SSD Compatible with Lenovo ThinkPad T420 Series - C29 : Electronics
Lenovo Thinkpad T420 RAM SSD Hard Drive Optical CD DVD Drive Upgrade Repair Keyboard Replacement - YouTube
Amazon.com: Bfenown 2nd HDD SSD Hard Drive Caddy Tray Replacement for Lenovo Thinkpad T420 T430 T510 T520 T530 W510 W520 W530, Internal Laptop CD DVD ROM Optical Modular Bay to 2.5 Inch
I got free Lenovo T420 i put there Sata SSD 250Gb [Win 10 activated with original key for Win 7] i clean it and ive done little cooling mod [Temps drop -20C