Caliburn Cowboy Darts – Soft Tip – 90% – Natural – 18g. This Caliburn Cowboy Soft Tip Dart features a 90% bomb shaped tungsten barrel, with a ringed section featuring a dot grip in the centre of the dart. The milling on the front of the barrel enhances the visual appeal of the dart. They come complete with Caliburn Dart Shafts and Flights.