90% Tungsten Barrels have a slim profile, allowing for tighter grouping of shots which increase scoring. Aerodynamic barrel with recessed rings provides an excellent and consistent grip throw after throw. Heavy duty 100 micron flights are among the hardiest flights in the industry, standing up to punishing throws. Aluminum shafts feature locking holes to ensure a tight fit between you barrel and flight, no more retightening shafts after a few throws. Includes three 100 micron flights, three aluminum shafts, three 2BA Tufflex II tips, and a slim dart case. 16 gram