The Pro-Series Grizzly Bear 3D Archery Target (Part #52564) You can replace the head section as often as you need with the Grizzly Bear 3D Archery Target Rear Replacement. Made from high density foam, the rear replacement offers added durability to keep your target intact for your next practice or competition.Pro-Series targets are the perfect solution for competitive archers who want the advantages of universal scoring rings (ASA/IBO) and great value in a supreme target. Widely used by clubs for competition.