ThinkSystem tower server rail options

A variety of rail kits and cable management arm (CMA) are available for use with ThinkSystem tower servers.

To learn what rail kits and CMA are compatible with a server, please refer to:

• Lenovo Server Proven
• ThinkSystem and ThinkEdge Rail Kit Reference

Rail option	Supported models
ThinkSystem L Shaped Rail Kit	ST650 V2 ST650 V3
ThinkSystem ST50/ST250 Rack Mount Kit	ST50 ST250
ThinkSystem ST50/ST250 Series Rack Mount Kit	ST50 V2 ST50 V3 ST250 V2 ST250 V3
ThinkSystem ST550 4U Tower to Rack Conversion Kit	ST550
ThinkSystem ST550 CMA Kit	ST550
ThinkSystem ST650 V2/V3 Tower to Rack Conversion Kit	ST650 V2 ST650 V3