Lenovo ThinkPad T420 Ultrabay Second HD-Caddy 2nd Hard Drive HDD GB Replacement
IBM Lenovo ThinkPad T420 T420i T430 T430i T430u. The 2nd Hard Disk Drive Caddy / Adapter to bring you new maximum data storage flexibility. With the second HDD in your Laptop, you can speed to backup important applications and critical data.