The Kuro 95% Black Titanium M2 from MISSION is a dart set with barrels of 95% Tungsten and is a very high quality dart set. The Mission Kuro Black M2 95% darts have a micro-ring/razor grip and a black tip. These arrows are very suitable for all darters. This dart set comes in 2 weights; 21-23 grams. 21G = Barrel Length: 42.00mm, Barrel Width 6.90mm. 23G = Barrel Length: 43.70mm, Barrel Width 7.20mm.