Easton Powerflight Arrows 400 36 pk. Black E2391400. Straightness tolerance of +-.006 and weight tolerance of +-2.0gr. Available in sizes 500 (7.3 GPI) 400 (8.4 GPI) 340 (9.3 GPI) and 300 (9.5 GPI). Super Nocks and CB inserts included. Fletched with...