M.2 NVMe + M.2 SATA 80mm SSD PCIe x4 Adapter with Heat Sink - Micro Connectors, Inc.
Amazon.com: ASUS Hyper M.2 X16 PCIe 3.0 X4 Expansion Card V2 Supports 4 NVMe M.2 (2242/2260/2280/22110) Upto 128 Gbps for Intel VROC and AMD Ryzen Threadripper NVMe Raid : Electronics
Amazon.com: Dual M.2 PCIE Adapter for SATA or PCIE NVMe SSD with Advanced Heat Sink Solution,M.2 SSD NVME (m Key) and SATA (b Key) 22110 2280 2260 2242 2230 to PCI-e x
Adapter, U.2 to M.2 - 2.5” U.2 NVMe SSD - Drive Adapters and Drive Converters | StarTech.com
Amazon.com: Quad M.2 NVME SSD to PCI-E 4.0 X16 Adapter, High Speed 4x32Gbps Soft Raid Card with Individual LED Indicator Support 2230 2242 2260 2280 (ph44) : Electronics