Amazon.com: 2nd HDD SSD Caddy for Lenovo Thinkpad T510 T520 T530 W530 W520 W510 W700DS W700 W701 T430 T420 T420i Laptop, SATA3 Second Solid State Hard Drive Enclosure, CD DVD Optical Bay
Refurbished: Lenovo Grade A Laptop T510 Intel Core i5 1st Gen 520M (2.40 GHz) 8 GB Memory 128 GB SSD 15.6" Windows 10 Pro 64-Bit Laptops / Notebooks - Newegg.com
Lenovo Thinkpad T510 Laptop Intel Core i5-1st Gen 15.6" Display / Windows 10 (Refurbished) - Global Group