Fulfillment by Amazon (FBA) is a service we offer sellers that lets them store their products in Amazon's fulfillment centers, and we directly pack, ship, and provide customer service for these products. Something we hope you'll especially enjoy: FBA items qualify for FREE Shipping and Amazon Prime.If you're a seller, Fulfillment by Amazon can help you grow your business. Learn more about the program.The Viper Shot King dartboard features a staple-free bullseye which helps prevent bounce-outs. It's constructed from sisal bristle fibers compressed together, providing unsurpassed durability. The spider utilizes thin, rounded galvanized wires that allow darts to slide off the spider and land in the target area. The Viper Shot King is an official tournament size dartboard, measuring 18" in diameter and 1.5" D. A movable number ring further extends the dartboard's life. This dartboard accommodates both steel tip and soft tip darts. Includes 2 complete sets of steel tip darts (6 total) and mounting hardware.