2nd 2.5" HDD SSD Hard Drive SATA Caddy for Lenovo IdeaPad Z50-70 Z51-70 B50-30 | eBay
Amazon.com: 2nd HDD SSD Hard Drive Caddy for Lenovo IdeaPad Z40 Z400 Z500 Z510 Z710 Z50-70 Z50-75 Z51-70 Z50-70 Z50-70 Laptop, SATA3 Second Solid State Disk Enclosure, Internal CD DVD Optical Bay
Replace or upgrade the hard disk in a Lenovo Z50-70 laptop - YouTube
Lenovo Z50-70 Disassembly RAM SSD Hard Drive Upgrade Repair Part 2 of 2 - YouTube
Amazon.com: 240GB 2.5" SSD Solid State Drive for Lenovo Z40-70,Z40-75,Z41-70,Z50-70,Z50-75,Z51-70,Z70-70,Z70-80 Laptop : Electronics