Weight sorting tolerance is +/- 2.0 grains * Real Straightness - Every Mutiny series shaft is laser checked for straightness to a remarkable 1/10,000 of an inch * Mutiny shafts are checked to a straightness of +/- 0.006" as a maximum measurement, not an average * Performance Vanes - Exclusive Carbon Express NRG-2 compact, low-profile performance vanes for maximum arrow velocity and greater accuracy * High-Polish Finish - Quiet draw on the arrow rest and easy removal from target