Datadart Geert De Vos Darts – Steel Tip – 90% – GDV – Natural – 24g. These Geert de Vos darts have been precision manufactured from 90% tungsten. Featuring a radial multi-cut ring to the front of the barrel with a standard ring grip to the rear of the barrel. Fully engraved, supplied with datadart stems and Geerts signature flights.Datadart Geert De Vos Darts – Steel Tip – 90% – GDV – Natural – 22g. These Geert de Vos darts have been precision manufactured from 90% tungsten. Featuring a radial multi-cut ring to the front of the barrel with a standard ring grip to the rear of the barrel. Fully engraved, supplied with datadart stems and Geerts signature flights.