DATARAM 1TB M.2 M-Key PCIe NVMe SSD for 2013-16 MacBook, Mac Pro, Air, Mini, iMac - Newegg.com
Timetec 512GB MAC SSD NVMe PCIe Gen3x4 3D NAND TLC Read Up to 2,000MB/s Compatible with Apple MacBook Air (2013-2015, 2017), MacBook Pro (2013-2015), iMac (2013-2019), Mac Pro (2013), Mac Mini (2014) : Electronics
KingSpec M.2 NVMe PCIe SSD for Macbook Pro, Macbook Air, Mac Mini, Mac Pro, iMac | eBay