Mercian Evolution CKF75 Ultimate Hockey Stick - 2023The Evolution CKF75 is a 75% carbon lay up model with the high quality Toray carbon placed across a (15%) fibreglass skeleton giving good touch and feel with the (10%) Kevlar increasing durability, stiffness and laminate bonding. This model is available in the aggressive Ultimate (extreme) low bow model and the DSH bend with a scooped face (23mm @ 270mm) 75% Carbon Ultimate (Extreme) Low Bend (24. 5mm @ 200mm) Mid bow (23mm @ 270mm) Dual process