Introducing the all-new Cuetec Cynergy 15K Carbon Composite Shaft. Designed and developed with the input and direction of five-time U.S. Open Champion, Shane Van Boening, the Cynergy 15K was engineered for world-class performance. Constructed with a unique pattern of spun 15K carbon fiber tow, reinforced by a poly-foam core; the Cynergy 15K utilizes an elongated straight-taper, ultra-thin white sighting ferrule, and 12.5mm Tiger Sniper tip to create a shaft that is packed with carbon fiber performance and the feel and feedback of wood.Shaft Details:Diameter: 12.5mm