M-key SSD but Sata Slot?

M2 slots will accommodate which expansion cards or drives How does keying work? The technical reason behind the keys rests in the fact that M

The specification identifies 12 key IDs on the module card and socket interface, but SSDs typically use three common keys: B, M, and B+M

m2 sata slot Connectors are part of the Next Generation Form Factor product line They are available with , , or height and GF, 15U,

m2 nvme slot This riser card is an slot protection card Support key full pin definition 1-to-1 connection Support PCIE GEN4 SSD