Delta McKenzie Backyard Javelina 3D Archery Target Replacement Core - Extend the life of your Javelina 3D Archery Target with the Javelina Replacement Core. Made from the most durable foam, this core offers the quality you'd expect from Delta McKenzie. Whether it's shooting for recreational purposes, or preparing for your next hunt, the Javelina Replacement Core will keep those shots going throughout the life of the target. Each core gives you a clean, shootable area that can be replaced as often as needed. Vital and scoring rings come standard. For use with broadheads and field points.