The world's most advanced dartboard with exclusive British Darts Organization (BDO) endorsement | Fewer lost darts and best-in-class durability with the patented Dual Core Technology | Increased scoring area with 14% thinner wiring system than the previous generation Blade 4 Dual Core for higher scoring potential | Reduced bounce-outs and improved dart deflection with 30-degree reduction in razor wire angle | Triple Wheel lock-and-level system easily secures the dartboard to virtually any surface | Sport type: Darting