A break off rod for percutaneous insertion with a spinal assembly, such that the break off rod includes a rod body. The break off rod also includes a connector, in which the connector is configurable to be connected with a fastener an insertion device, such that the insertion device abuts against a spinal assembly when the rod body of the break off rod is properly inserted in the spinal assembly. The break off rod also includes a break off region, in which the break off region connects the rod body and the connector. The break off region is configurable to break off the connector from the rod body when a force is applied by the insertion device.