The Jonny Clayton Element 90% from RED DRAGON is a dart set with barrels made of 90% Tungsten and is the ultimate dart set from the famous darts player Jonny Clayton. The detailed radial grooves run along the length of the straight barrel. In short, a beautiful set with excellent quality. This personalized dart set comes in 1 weight; 24 grams. 24G = Barrel Length: 50.80mm, Barrel Width 7.20mm.