80% Tungsten Barrels have a slim profile, allowing for tighter grouping of shots which increase scoring. Knurled barrel with grooves and rings provides an excellent and consistent grip throw after throw. Diamond-cut Aluminum Shafts feature locking holes, the most secure way to fasten shafts to barrels and improve stability. Keep darts and accessories protected with the Deluxe Dart Pal Case, featuring a hard outer shell and a soft cloth lining. Includes six flights, three extra nylon replacement shafts, nine 2BA Tufflex II Tips, Dart mechanic repair tool, three flight protectors and a Deluxe Dart Pal Case. 16 or 18 gram.