The ICY DOCK EXLink MB309A5 is a high-performance M. 2 NVMe to MCIO 4i PCIe adapter card designed to bridge embedded M. 2 SSD slots and professional-grade NVMe removable storage solutions. Supporting PCIe Gen5 x4 bandwidth with transfer speeds up to 128Gbps, the MB309A5 enables system integrators and workstation builders to create a seamless, high-speed, and modular NVMe workflow using ICY DOCKs mobile racks and certified cables - eliminating compatibility guesswork and multi-vendor sourcing challenges.