Lenovo B51-80 First Impressions and SSD/Memory fitting information - YouTube
Amazon.com: 2nd HDD SSD Hard Drive Optical Caddy Frame Adapter for Lenovo B50-40 B50-45 B50-70 B50-80 B51-35 B51-40 B51-45 Series with Bezel Front Panel Faceplate Metal Bracket Holder : Electronics
Lenovo G50 SSD/HDD and Memory Upgrade and Repair Guide - YouTube