Dell Precision 7520 Base Cover Replacement - iFixit Repair Guide
Refurbished: Dell Precision 7520 Mobile 15.6" Workstation, Quad i7 6920HQ 2.9Ghz, 8GB DDR4, 1TB NVMe M.2, Full HD 1080p, NVIDIA Quadro M2200 4GB, Windows 10 Pro (Grade B) - Newegg.com
Precision 15 Inch 7520 Mobile Workstation Laptop | Dell Malaysia
DELL PRECISION 7520 – American Computers
Precision 15 Inch 7520 Mobile Workstation Laptop | Dell US Virgin Islands