Shot Zen Darts – Soft Tip – 90% Tungsten – Kensho – 20g. These 90% Tungsten bomb style ringed barrels have been designed by Shot make a great addition to the Zen range. Each set comes complete with a set of Shot flights and dart shafts to complete the setup.Shot Zen Darts – Soft Tip – 90% Tungsten – Kensho – 18g. These 90% Tungsten bomb style ringed barrels have been designed by Shot make a great addition to the Zen range. Each set comes complete with a set of Shot flights and dart shafts to complete the setup.