SolidForce USB-C to PCIe/NVMe M.2 SSD 20Gbps Dual Bay Enclosure with Offline Clone This dual-bay enclosure not just lets you read two M.2 SSD simultaneously but also comes with an offline clone function. With a USB-C interface, the USB3.2 Gen2 specification supports up to 20Gbps data transfer speed. It also supports UASP & TRIM.