Dart Arrow Set Karella KT-4 18 g, Softdarts. The bestseller among the 80% N / T versions are the Karella-Tungsten models. This top product from Karella impresses with the enormous selection of a total of 15 different designs. Here every tournament player will find their optimal competition darts at a unique price-performance ratio. Weight: 18 g. Thread: small thread 2BA = 6 mm. Actual appearance may differ slightly from the picture.