Easton Hunter Classic 6.5 250 Spine Arrows, 2" Bully Vanes, 6 Pack 6.5MM Inserts (23 grains) Microlite Nocks-shortens the critical distance between the shaft and bowstring for improved alignment and reduced weight. Acu-Carbon(TM) Uniform Spine USA Manufacturing Process for the highest level of accuracy. Bully(TM) Vane Fletching-stiffer material for superior control and quiet arrow flight. Straightness A .003" Outside Diameter: 0.301" Length: 32" 6 Pack