The Easton Shafts 5.0 Match Grade Pro Series 300 Spine Dozen is designed for bowhunters seeking a versatile shaft that offers multiple setup options. Built on a micro-diameter 5mm Acu-Carbon platform, this arrow reduces friction for enhanced penetration and decreases wind resistance for greater accuracy and higher velocity downrange. The lighter overall mass weight of the Easton Shafts 5.0 also allows for a versatile range of arrow setup options, from lightweight speed builds to high-FOC configurations. With fast shipping, you can get your hands on this product quickly. The Easton Shafts 5.0 features a 5MM high-modulus lightweight carbon fiber construction with Acu-Carbon technology. This shaft is made in the USA and offers a range of options for customization.Key Benefits and Features: Straightness: +/- .001" Made in USA 5MM high-modulus lightweight carbon fiber with Acu-Carbon construction NEW Microlite 5MM nocks Two 8-32 insert options: HIT or NEW 50-grain steel one-piece half-outs HIT Collars included with the Match Grade version 2" Blazer vanes (standard grade) or 3" AAE Hybrid Stealth factory helical fletched vanes (Match Grade)