Restored Apple Macbook Pro 13.3-inch (Retina) 2.7Ghz Dual Core i5 (Early 2015) MF839LL/A 128GB SSD 8 GB Memory 2560x1600 Display Mac OS X v10.12 Sierra Power Adapter Included (Refurbished) - Walmart.com
Restored Apple Macbook Pro, 13.3-inch Laptop (Retina), 2.7Ghz Dual Core i5 (Early 2015) MF839LL/A 256 GB SSD, 8 GB Memory, 2560x1600 Display, Mac OS X v10.12, Sierra Power Adapter (Refurbished) - Walmart.com
MacBook Pro 13" Retina Display Early 2015 SSD Replacement - iFixit Repair Guide
SSD Upgrades for 2013, 2014, and 2015 MacBook Pro
MacBook Pro Early 2015 SSD Upgrade (Transcend JetDrive 820) - YouTube
How To: Replace the SSD in your MacBook Air 13" (Early 2015) - YouTube