Synology Rail Kit RKS1317 (Rail Kit Sliding) comes with sliding rails for easy server maintenance, and supports most Synology 1U/2U/3U RackStation models. RKS1317 is backed with Synology's 1-year limited warranty.
Physical specifications for Synology RKS1317
Mount post width must be equal to or greater than 451mm
Panel width must be equal to or greater than 480mm
Rack mounting depth: 610mm to 890mm
Rack mounting hole support: square hole: at least 9.5mm x 9.5mm round hole: at least 7.1mm x 7.1mm