Newegg has 512GB HP EX920 PCIe NVMe 3D TLC NAND M.2 Solid State Drive (2YY46AA#ABC) on sale for $74.99 with promo code AFM2SSD22. Shipping is free.
Note, offer valid only for February 22, 2019 or while supplies last.
https://www.newegg.com/Product/Pr…gnorebbr=1