The Lenovo ThinkSystem 2U x16/x16/E PCIe G4 Riser 1/2 Kit v2 is a comprehensive server accessories kit that significantly boosts the expansion capabilities of your server setup. This kit features a 2-Slot PCIe 4.0 (x16+x16+Empty) Riser Card, providing advanced expansion options for high-speed connectivity, ensuring your system is ready for the latest technologies. Additionally, the included 3-Slot Riser Cage, tailored for full-height slots, offers versatile configuration options to accommodate various setup needs. Whether you're upgrading an existing system or building a new one, this Lenovo ThinkSystem riser kit guarantees the reliability and performance expected from a leading manufacturer in server accessories.