Features: Brand new and high quality SFF-8639 to NGFF M.2 M-key PCIe SSD Adapters for Mainboard Replace SSD 750 p3600 p3700, With Black Case Enclosure, This Converters enables connection of M.2 NGFF SSD in 2280, 2260, 2242 and 2230. The Converters can be installed into your system internally through the SFF-8639 Supports M.2 NGFF module in 2280, 2260, 2242 and 2230 with key M, height of the components on the module: 1.5mm, application of double-side assembled module supported It not work for key B. Experience smooth data transfer between M.2 SSD use this reliable enclosure. Specifications: Material:PCB Size:Approx.100x70mm/3.93x2.75inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item. Package includes: 1x SFF-8639 to NGFF M.2 M-Key SSD Enclosure 4x M.2 Black Screw 2x M.2 Screw 2x Standoffs 1x Screwdriver