The Roulette Brass from BULLS is a dart set with barrels from Nickel Silver made for the novice darter. Bull's Roulette is a cheerful barrel with different colors. The Roulette Nickel Silver has ringed and knurled grip and this model comes in 3 weights; 21-22-23 grams. The Roulette Nickel Silver comes standard with the Bull's Roulette Powerflite, the Nylon Medium Black Shaft and the Bull's Steel Dart Points Black 32mm. The Roulette Nickel Silver is also available in soft tip. 21G = Barrel Length: 54.30mm, Barrel Width 8.20mm. 22G = Barrel Length: 54.30mm, Barrel Width: 8.50mm. 23G = Barrel Length: 55.70mm, Barrel Width 8.65mm.