Check the listing for details. CUESOUL TERO AK4 Dart Flights Slim Shape-Solid Orange Color. Condition: New. Listed at 10.45 USD. This innovative TERO AK4 flights are new patent system from CUESOUL,well-designed built-in spring telescopic and rotation combo system(combine with AK4 flights),perfect for soft tip and steel tip darts.Rotation (without wobbling)allows each dart to be more closer together,avoids flights ripped out caused by hitting previous dart,telescopic prevent darts deflection when hit the previous dart,both assure the flights more durable use .This TERO system help your darts fly more stable and true,it will keep you from bend down and pick up flights in the heat of a dart game. Features: Extra reinforcing rib moulded on upper and bottom of each flight sheet,rounded corners molded for smooth bottom flight sheets,both designed to well protect dart flight edges from torn in shooting. Broadened border to enhance the the flight cap,avoid the edge splited easily.. Specially designed air hole at the end of tube assure the telescopic and spinning works smoothly . Precision moulded assure the flights retain 90 degree for perfect angles in each shoot,make flights well fit the AK7 shafts to be without wobbling when flights rotate. Remark: The AK4 dart flights should be combined with AK7 dart stem/shaft Weight:different weight with TERO AK7 A/B/C/D/E/F/G/H dart shaft. Size:With TERO AK7 A/B/C/D/E/F/G/H shaft,dart shaft length in 25mm/32mm/34mm/37mm/40mm/43.5mm/47mm/53mm,help you to find a best length and best grip to improve your dart accuracy. Display in crystal gift box ,nice gift for your friends who play darts.