TERO PLUS AK7P Dart shaft,Fully New Well-designed:Double Direction Telescopic and Rotating Dart Flights System,Shaft Length 44mm Allows each dart/flights to get tighter groupings,combin with PLUS dart shaft to use. Further avoids darts bounce out or dart flights damaged,effectively reduce the robin hood shots. TERO PLUS dart flight system make the dart flights more durable use,dart specialist for you to be unique,to be awesome. TERO PLUS dart shafts only fit for TERO PLUS dart flights,fit for both steel tip dart and soft tip darts