Need a U.2 interface for your PC to use all the cheap enterprise drives flooding the market? See my auction here:
ASUS Hyper M.2 X4 Mini plus Hyper Kit U.2 PCIe x4 universal NVMe interface | eBay
ASUS Hyper M.2 X4 Mini plus Hyper Kit U.2 PCIe x4 universal NVMe interface | eBay