Lenovo part number 00AE043 is a 75mm recessed rack mount kit designed for Mellanox SX60xx and SX10xx series switches in enterprise data center environments. The kit provides proper vertical spacing and alignment for these high-performance InfiniBand and Ethernet switches within standard 19-inch rack enclosures. Installation requires assembly and is compatible with typical enterprise rack configurations. This refurbished component meets eco-friendly standards and is commonly used in HPC clusters, storage networks, and large-scale computing deployments requiring dense switch placement. Tested and guaranteed; available via quote from G5 Network Group.