The Smoke 80% Gold from BULLS is a dart set with barrels made from 80% Tungsten. The Smoke 80% Gold dart is a long bomb model dart with ringed grip. The Smoke darts come with special Smoke std.6 flights and Carboni Medium Shafts. The Smoke 80% Gold is also available in soft tip. 23G = Barrel Length: 45.80mm, Barrel Width: 7.72mm. 25G = Barrel Length: 49.50mm, Barrel Width 7.65mm.