The Power Taylor 8Zero 2 80% from TARGET is a dart set with 80% Tungsten barrels and is a light bubble model with coarse rings in black and silver. This set comes in 3 weights; 22-24-26 grams. 22G = Barrel Length: 53.00mm, Barrel Width 7.00mm. 24G = Barrel Length: 53.00mm, Barrel Width 7.30mm. 26G = Barrel Length: 53.00mm, Barrel Width 7.60mm.