Easton 6.5mm Hunter Classic 500 Arrows w/2in Bully Vanes 6 Pack 30.5in 7.3 GPI .003in Straightness. 5 arrows. The 6.5 uses proprietary Acu-Carbon Uniform Spine process. Acu-Carbon is a continuous-fed single-die manufacturing method that results in the most reliable tolerances and eliminates the need for the spine-alignment and weight sorting. Easton 's Acu-Carbon production line produces the most consistent spine and weight from dozen to dozen and lot to lotyear in and year out. This benefits the bowhunter with truer flight and pinpoint accuracy in the field. Easton the top name in archery since 1922 has announced the new 6.5 hunting arrow line available now for immediate delivery. The Easton 6.5MM arrows offer the highest level of accuracy available to bowhunters today all at price points to fit virtually any budget. The Easton 6.5 includes NEW 6.5MM inserts that are made using a 4X-larger shoulder to add strength and boost valuable FOC. The 6.5 will also include Microlite Nocks which are designed to move the throat of the nock closer to the back of the arrow shaft. This makes the release more forgiving and further optimizes accuracy of the shot. Microlite nocks are 38percent lighter to increase arrow velocity and add front-of-center weight forwarding to improve arrow flight. Specifications for Easton 6.5mm Hunter Classic 500 Arrows w/2in Bully Vanes: Manufacturer: Easton Archery Application: Hunting Fabric/Material: Carbon Fiber Core/7075 Alloy Quantity: 6 Length: 30.5 in Weight: 7.3 grain Diameter: 6.5 mm Fletching: 2 Inch Bully Vanes Nock Type: Micro-Nock Spine: 500 Straightness: 0.003 in Additional Features: 7.3 Grains Per Inch Features of Easton 6.5mm Hunter Classic 500 Arrows w/2in Bully Vanes 6.5MM Inserts included - precision machined component has four-times larger shoulder. Strengthens the broadhead/arrow interface and boosts F.O.C. (23 grains) Microlite Nocks - shortens the critical distance between the shaft and bowstring for improved alignment and reduced weight Bully Vane Fletching - stiffer material for superior control and quiet arrow flight Package Contents: Easton 6.5mm Hunter Classic 500 Arrows w/2in Bully Vanes Easton 228994: 6.5mm Hunter Classic 500 Arrows w/2in Bully Vanes 6 Pack 30.5in 7.3 GPI .003in Straightness