Caliburn Realm Darts – Soft Tip – 90% – Natural – 20g. This Caliburn Realm Soft Tip Dart features a 90% bomb shaped tungsten barrel, with a ringed grip along the full length of the dart. The natural finish on the barrel enhances the visual appeal of the dart. They come complete with Caliburn Dart Shafts and Flights.Caliburn Realm Darts – Soft Tip – 90% – Natural – 19g. This Caliburn Realm Soft Tip Dart features a 90% bomb shaped tungsten barrel, with a ringed grip along the full length of the dart. The natural finish on the barrel enhances the visual appeal of the dart. They come complete with Caliburn Dart Shafts and Flights.