Cuesoul Rost T19 Integrated sky blue dart shaft and big wing grey flights. This fully moulded system screws into the barrel, just as with a standard stem. The grey moulded flight features a reinforcing rib to help prevent Robin Hooding. The medium sky blue dart shaft is measured for what is visible once the dart is assembled. Shaft length: 28mmCuesoul Rost T19 Integrated sky blue dart shaft and big wing grey flights. This fully moulded system screws into the barrel, just as with a standard stem. The grey moulded flight features a reinforcing rib to help prevent Robin Hooding. The long sky blue dart shaft is measured for what is visible once the dart is assembled. Shaft length: 33mmCuesoul Rost T19 Integrated Dart Shaft and Flights. Sky Blue colour Shaft with Grey Flight comes in a Size S and a Big Wing shape. Ideal choice for players who tire of picking up flights and want to try the new ROST T19 flight system. Each pack contains 3 flights.