Apex 21 is a high-tech, high-performance hybrid that blends exceptional ball speed with our remarkable new Jailbreak A.I. Velocity Blades. In addition to all that speed, we�ve engineered exceptional ball flight control and adjustability into a stunning players shape. This is a versatile, high performance hybrid that can help a wide range of golfers. Stock shaft: UST Mamiya Recoil Dart 75 HYB. Stock shaft: Golf Pride Z Grip Soft.