Expand or customize your server enclosure with Linkbasic's CAB-MR27, a robust steel mounting rail measuring 27U (1.2m) in length. Specially engineered for flawless compatibility with both the CAB-27U and CAB-27U1M server cabinets, this rail provides a secure, heavy-duty foundation for anchoring shelves, network switches, PDU systems, and other standard rack-mountable hardware. For effortless installation and precision alignment, the rail features ascending U-height labels etched from both the bottom up and the top down—allowing it to be flipped and deployed on either the left or right side of the cabinet while maintaining perfectly legible, accurate height markings