Synology Rail Kit RKM114 (Rail Kit Mounted) is a fixed rail solution with easy installation design and supports most Synology 1U RackStation models. RKM114 is backed with Synology's 1-year limited warranty.
Physical specifications for Synology RKM114
Mount post width must be equal to or greater than 451mm
Panel width must be equal to or greater than 480mm
Rack mounting depth: 570mm to 720 mm (for 13-series and earlier 1U models) Rack mounting depth: 570mm to 810mm (for 14-series and future 1U models)