Systems and devices for mounting servers are provided. In one aspect, a rack mounting system includes a first mounting bracket attached to a rack. The rack comprises a rack front side and a rack rear side opposite the rack front side. The first mounting bracket is attached to the rack rear side. A rail bracket is attached to a server component mounted in the rack. A second mounting bracket comprises a first end and a second end. The first end is coupled to the first mounting bracket. The second end is coupled to the rail bracket. The second mounting bracket comprises a first surface and a second surface opposite the first surface. The first surface of the second mounting bracket contacts the first mounting bracket. The second surface of the second mounting bracket contacts the rail bracket.