Carbon bolt designed for superior performance with speed, kinetic energy, and accuracy. Straightness tolerance of .003 or better and weight tolerance of +-1 gr. Shaft weight: 9.0 GPI. Available in 18, 20, and 22 lengths. Includes brass inserts, moon nocks, and flat nocks (Flat nocks included with 18" and 20" only). Factory fletched with Blazer vanes (18) or 3 vanes (20/22).