An endovascular graft includes a tubular graft body section; a radially expandable stent extending from and affixed to the graft body section. The stent includes a proximal end, a distal end and a serpentine ring configuration having a plurality of struts and apices. The stent further includes at least one barb integrally formed as an extension of each strut extending distally from a position on the strut that is distal of an adjacent proximal apex, where the at least one integrally formed barb is formed as the extension of each strut with no joint or other connection thereat.