22-23-24-25 gram# Bull’s Dirk van Duijvenbode 90% official Darts. This is a 90% tungsten version of the Bull's Phantom Grip with more grip. Dirk van Duijvenbode is famous for his entrance with hardcore music. You want to know more about Dirk van Duijvenbode. Click on the next link to see all Dirk van Duijvenbode Products.