Viper Sidewinder Soft Tip Darts - 18gmViper The Viper Sidewinder Soft Tip Dart Set features 80% tungsten barrels with a slim profile that supports tight shot grouping and balanced throws. Knurled grip zones with ringed cuts provide reliable control, while the lightweight 18 gm build suits a wide range of players. The aluminum shafts include locking holes to keep them firmly in place during play. Each dart is finished with bold sidewinder graphics on slim flights for standout style on the