<ul> <li><strong>CarboFlax™</strong> Hybrid Composite technology features ultra-stiff high modulus carbon for rigidity and flax for improved sound deadening and superior vibration dampening qualities</li> <li>Carbon Fiber/Flax bio-composites have been scientifically proven to provide better dampening of vibration, and provide better sound deadening properties over simple carbon fiber alternatives</li> <li>Extreme stiffness and rigidity allows quick target acquisition</li> <li>Stronger .650" diameter for even better stiffness and vibration dampening qualities</li> <li>Thread size: 5/16 x 24 </li> <li>Weight: 3" (2.0 oz.), 4" (2.13 oz.) 5" (2.25 oz.)</li> <li>CNC machined, manufactured, and assembled in Virginia! Made in the USA!</li> </ul>