Caliburn SUP X Juzstlab Dart Flights - Moulded Flight & Shaft - Standard No6 - Black - Tweenie. Expertly designed for precision and stability, the Caliburn SUP X Juzstlab Dart Flights are a game-changing addition to your dart set. With moulded flights that guarantee a perfect 90° angle, your shots will be more accurate than ever. Upgrade to the Standard No6 size in sleek black for a professional touch.