The Blackjack Gold from BULLS is a dart set with barrels made of Coated Brass made for the novice darts player. The Blackjack Gold is finished with a beautiful gold ringed grip and this model comes in 3 weights; 20-22-24 grams. The Bull's Blackjack is also available in soft tip. 20G = Barrel Length: 52.00mm, Barrel Width 8.60mm. 22G = Barrel Length: 53.60mm, Barrel Width: 8.75mm. 24G = Barrel Length: 53.40mm, Barrel Width: 9.10mm.