The Thunderbolt tungsten darts are made from 90% virgin tungsten and are available in a range of popular weight profiles from 22 to 26 grams.The Thunderbolt tungsten darts feature a brand new design incorporating American made moving point double impact system. The double impact rotating system is designed to reduce dart bounce-outs while rotation help to protect your flights from Robin Hooding - both reductions aid in higher scoring.The Thunderbolt tungsten dart set includes 3 x premium quality 90% virgin tungsten darts, aluminum quad-fin dart shafts, genuine Nodor standard profile quad-fin dart flights, rubber dart point protector and is stylishly presented in a hard plastic, red lined dart and dart accessory case.Weights: 22gm, 23gm, 24gm, 25gm, 26gm.