Easton Archery???s series of 6.5mm Arrow Shafts deliver unparalleled levels of accuracy! The utilize Easton proprietary Acu-Carbon manufacturing process ??? a continuous-fed, single-die method that delivers highly reliable tolerances, and removes the need for spine-alignment and weight sorting. This results in the utmost consistency in spine and weight for a truer flight patch and pinpoint accuracy. They come equipped with Easton???s 6.5mm inserts that are made using a 4X-larger shoulder for increased strength and enhanced FOC. The 6.5mm Arrow Shafts also include Microlite Nocks, designed to move the throat of the nock closer to the back of the arrow shaft. This causes the release to be more forgiving, and further enhances the accuracy of the shot. The Microlite Nocks are 36% lighter for increased arrow velocity and better FOC for improved arrow flight. Features: Manufactured using Easton???s proprietary Acu-Carbon manufacturing process 6.5MM Inserts included Microlite Nocks included Available in 3 models: Match Grade ??.001?g, Hunter Classic ??.003?g, and Bowhunter ??.006?g Easton 6.5 Bowhunter Size 500 Shafts 12pk 529039