M.2 M-KEY to PCIE 4.0 Extension Cable Gen4.0 Silver-plated for NVMe M.2 SSD New
It supports PCIE 4.0devices and is backward compatible with PCIE 3.0s. Gold finger gold sinking process, using high density and low impedance circuit board. 2, Using silver-plated shielded cable, double-layer wiring, thickness 2mm, width 12mm.