ABOUT THE PRODUCT OVERVIEW: Go fast or go heavy! The Easton Sonic 6.0 is a 6mm high-performance hunting arrow engineered with high-performance speed and hunting accuracy in mind. The Sonic 6.0 is built from scratch in the USA using Easton’s seamless ACU-Carbon process for 100% weight and spine consistency from shaft to shaft and from dozen to dozen. Lighter overall mass weight also provides for a wider-range of arrow build options; from light-weight speed setups to high-FOC/high-momentum heavyweights. Easton Sonic 6.0 Helical Fletch Sonic 6.0 features another Easton first – factory-fletched helical utilizing our 2” Blazer vane, to provide the utmost in broadhead accuracy. The Sonic 6.0 is available in six spines (250, 300, 340, 400, 500, and 600) providing a high-performance option for every type of bowhunter. 6mm H nocks pre-installed. Compatible with standard thread broadheads and field points. PURPOSE: High-Performance, lightweight, all-purpose hunting Dozen Shafts Factory Helical Fletched with 2” Blazer Vanes SPECIFICATIONS FEATURES: 6mm ST RPS 8-32 Inserts included (18 grains) 6mm reduced-diameter higher-velocity 100% carbon-fiber construction Factory helical fletched w/ 2” Blazer Vanes Pre-installed 6mm H nocks (9 grains) Straightness +/- .003” Made in USA SOLD SEPARATELY: 6mm Brass Break-off 8-32 Insert (50-75 grains) & 6mm Superdrive 19 Adjustable Point (90 grains) *6 pack boxes come in 32? stock length only.