Disclosed herein are devices, systems, and methods for securing a strut graft to a plate for enhancing the security and stability of a spinal fusion after corpectomy. The disclosed strut grafts include at least one anchoring device positioned within the interior of the strut graft that are configured to securedly engage a screw that passes through the plate before engaging the anchoring device. The disclosed methods, systems, and devices may aid in preventing the strut graft from migrating in the intervertebral space after surgery.