4 [K]EY FEATURES 1. [K]arophite Black - New structures created at the nano level for more feel and ultimate [k]ontrol. 2. [K]ontour Joint - New frame and shaft technology that enhances stiffness at t-joint area for improve torsional stability. 3. [K]onstruction - New frame construction provides a more stable hoop and allows higher string tension. 4. [K]ap - New top cap design on the handle for more flexible shaft resulting in increased power. I want to collect as many reviews here