Throw at the latest innovation in steel-tip darting and enjoy more games from your dartboard. The Viper Razorback Sisal Dartboard uses compressed sisal fibers that self heal, remembering their original shape. It lasts years longer than those made from wood or paper. The staple-free bull's-eye reduces bounce outs, ensuring more accurate scoring. Galvanized triangular spider wire adds superior durability and strength to extend the life of the board. Since the wires have a triangular shape, they reduce the chance of bounce outs. Detach and rotate the movable number ring to give fibers time to heal. Includes easy-mount hardware and game manual. Tournament-regulation 18"-dia. face accommodates both steel-tip and soft-tip darts.Manufacturer model #: 42-6006. Compressed, self-healing sisal fibers Longer-lasting than wood or paper Staple-free bull's-eye Triangular wires