HPE ProLiant DL300 Gen10 Plus 1U Cable Management Arm for Rail Kit. Extendable: Yes. Compatible with HPE ProLiant DL300 Gen10 Plus servers. Easy installation and flexible adjustment. Space-saving design for 1U rack units. Robust construction for long-lasting use. Improved cable organization and accessibility. The HPE ProLiant DL300 Gen10 Plus 1U Cable Management Arm provides an efficient solution for managing cables in your data center. This specially designed arm ensures neat and well-organized cable routing, minimizing maintenance effort and facilitating access to critical components. With its high-quality materials and thoughtful design, the cable management arm is an essential addition to any modern server room.