Caliburn Leopard Darts – Soft Tip – 90% – Gold – 20g. This Caliburn Leopard Soft Tip Dart features a 90% straight tungsten barrel, with a milled ringed cut along the dart. The gold coating enhances the visual appeal of the dart. They come complete with Caliburn Dart Shafts and Flights.Caliburn Leopard Darts – Soft Tip – 90% – Gold – 21g. This Caliburn Leopard Soft Tip Dart features a 90% straight tungsten barrel, with a milled ringed cut along the dart. The gold coating enhances the visual appeal of the dart. They come complete with Caliburn Dart Shafts and Flights.