The Pronghorn Antelope 3D Archery Target (Part #22420) is part of the Pro Series 3D Archery Target collection. It is among the best of the best—the pinnacle of performance. The Pronghorn Antelope Archery Target Replacement Rear offers structural support to maintain the integrity of your 3D target. Made of solid foam, the replacement rear can be replaced as often as needed in order to keep the practice or competition shots going.