This Lot of 2 Dell PowerEdge R450 / R650xs PCIe Expansion Riser Boards provides a high-reliability hardware interconnect solution identified by Dell part number RXMT7. Specifically engineered for the 15th Generation PowerEdge R450 and R650xs rack server series, these industrial-strength riser assemblies provide the high-bandwidth PCIe pathways required for sustained expansion card operations in a space-optimized 1U chassis. The architectural design ensures peak operational efficiency by establishing a high-fidelity bridge between the system motherboard and peripheral components, effectively maintaining the structural integrity of your server’s data throughput. Each unit includes the integrated metal mounting cage and electronic circuit board, providing the electrical reliability necessary for consistent signal transmission across Gen4 PCIe lanes. Its mechanical precision features a low-profile form factor and reinforced connectors, providing the resilient physical mounting needed for NICs, HBAs, or RAID controllers. Whether you are performing a mission-critical fleet upgrade or securing backup inventory for high-fidelity server nodes, this genuine Dell RXMT7 riser board lot provides the mechanical durability and electrical stability required for modern enterprise-grade server infrastructure.