The AC9 is specifically designed to achieve maximum performance. Aerocore technology regulates weight distribution to create a light pick-up. The ridge increases power transfer along the shaft and new handle technology provides a stiffer composition without compromising control. This combined with the new Dynabow-S curvature with a contoured head that is ideal for 3D skills. A thickened low backhand zone helps make passes and ball shots with the back. Key facts: - Aerocore technology for light pickup. NEW Dynabow-S shape is a medium curvature for all-round skills. Thickened LBZ for reverse stick passing and hitting.