Motherboard didn't come with screws for an m.2 drive, used the other m.2 slots standoff instead : r/pcmasterrace
So I bought an m.2 ssd. At first I didn't find this standoff and screw but I think these are the right ones (they came in the motherboard box). The screw in
PC Computer screw for M.2 SSD, NVME SSD, Network Card Screw Asus Original M.2 Screw for Laptop or PC Desktop M.2 Screw | Shopee Malaysia
NVMe SATA M.2 2280 PCIe SSD Standoff Mounting m2 India | Ubuy
m.2 ssd Screw kit, M.2 Screws Mounting Screws Kit Components for Asus Gigabyte ASRock Motherboard and Nvme Fasteners - Newegg.com