Winmau premium tungsten 18g barrel weight/20g full weight darts set with soft tips Prism Delta standard shape extra thick flights Vecta short shafts Dimensions: 6.35mm x 50.8mm Winmaus excellence in darts is proven through unrivalled innovation. Winmau is the largest manufacturer of premium bristle dartboards and military grade tungsten darts. Hand-crafted quality, distinctive design and superb performance.