The Deuce Pro takes dart blasting to new heights with a removable nozzle extender and three interchangeable dart cylinders for nonstop gameplay. These auto-advance cylinders offer easy blasting and matchless speed. Fill the cartridges with the 18 included half-length Adventure Force Pro Darts and blast over 125 feet. Get a tactical one-up on the competition with the Deuce Pro's drop-leg blaster holster and an adjustable sight. The Deuce Pro Ultimate Dart Blaster is recommended for ages 14 and up .