Connector assemblies, systems, and methods thereof. A connector having body having a first end and a second end; a first connecting member at the first end, the first connecting member having a rod supporting member extending away from the first connector and a passage extending between the first connecting member and the rod supporting member; and a rod extending from the second end. The body and the passage extend co-axially, and a space is provided between the first end and the second end, the space being sized such that a spinal implant screw head is insertable in the space.