Standard .245" inside diameter; 100% high modulus carbon fiber for strength and durability; Victory's spine alignment process for increased accuracy and tighter grouping; Nano ceramic "ICE" coating improves penetration and allows for easy removal from targets; Factory fletched with Blazer vanes; Nocks and inserts included; Straightness tolerance: +/- 0.003"; Weighs 8.7 grains per inch (GPI); 6-Pack