Additional SSD drive on slot: No screws or anything?

MZHOU NVME SSD M Key to PCI-e x1 Host Controller ssd m 2 slot 2 expansion card to add an additional Slot to your PC ATX motherboards have ample slots but if you have a small form factor mATX motherboard (usually ssd m2 slot This reliable upgrade enhances your day-to-day PC usage, as not only does an NVMe SSD provide a much faster overall experience than other

book of the ages slot “an M key slot is compatible with both B+M key SSD and M key SSD ” So again the question is does that M key slot also have to support Sata