NIGUDEYANG 2nd SSD HDD Hard Drive Case Tray Frame Caddy for IBM Lenovo ThinkPad T420 T420i T430 T430i W510 W520 W530 R400 R500 - AliExpress
Upgrade Options for Lenovo ThinkPad T420 Laptop - Drive Solutions
SSD Upgrade for Lenovo ThinkPad T420 256GB/512GB/1TB/2TB | eBay
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
New For Lenovo ThinkPad T420 T420i T430 T430i T510 T510i T520 T520i T530 T530i Replace 12.7mm 2nd HDD SSD Hard Drive Caddy Tray - AliExpress
Lenovo ThinkPad T420 (i3 8GB 512SSD) Linux KALI + TAILS Upgraded Fast +Warranty | eBay
Amazon.in: Buy WISTAR 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
Adding an mSATA SSD to a Thinkpad T420
Finally added mSATA SSD to my T420 and now have 3 drives booting multiple operating systems, what a joy 😁 : r/thinkpad