This connector has increased height to be compatible with desktop double-sided SSDs and thickened adapter cards. M.2 WIFI Interface A/E Key to M Key PCIE4.0 Reversed Riser Card. The adapter can use an ordinary M2 KEY A-E interface convert to M.2 nvme ssd interface, the board has mounting rail and bracket, respectively 22 * 30 mm, 22 * 42 mm, 22 * 60 mm, 22 * 80 mm, depending on the length of your ssd size, you can break positioning. Connects NVME M Key SSD to M2 KEY A-E motherboard. Supports PCIE-based NVME SSD. Supports M Key NVME SSD. Supports 2230, 2242, 2260 & 2280 size NVME SSD. One NGFF M.2 M Key socket and one M2 KEY A-E male connector available. Easy installation & no driver required. No additional power required. Support for Mac OS/Windows/Linux. Support hard disk: hard disk that supports Nvme protocol Support: M.2 Nvme System: forMac os /Windows/Linux Speed: PCIE 4.0 Compatible: 2230/2242/2260/2280 NOTE:Screwdriver and screws in random colors, don't accept the specified color Color: Black Material: PCB Package Contents: 1 * Expansion card 1 * Track rod 1 * Screwdriver 2 * Screws