Best solution for SSD expansion card for NVMe

NVMe SSD to PCIe x4 Expansion Slot m 2 expansion slot M Key: uses a gap in the left side of the card , with five pins to the left of the gap This configuration m2 sata slot 22802242 M-Key x 2, 30423052 B-Key x 1 + Micro SIM Slot x 1, Mini Expansion Slot, PCIe Gen 5 x 1 (1

m2 slot mainboard 2 slots on motherboards and other devices do not support all SSD sizes 2 expansion cards is 22 mm wide, with varying lengths of 30, 42, 60, 80