Key Features of the SIM MAX Driver Head Design Enhanced aerodynamics and moment of inertia for increased head speed and a lower center of gravity. Technology "Twist Face" and "Speed Injection" technology to correct off-center hits, resulting in high ball speeds and a high trajectory. Shaft The stock shaft is Mitsubishi Chemical "TENSEI BLUE TM50," and a variety of other carbon shafts are available, including the "Speeder EVOLUTION" series. Forgiveness Higher forgiveness due to the larger face and weighting compared to the SIM driver, resulting in a high trajectory. The shaft is the stock S flex. No headcover included. - Brand: TaylorMade - Model: SIM MAX 10.5 - Club Type: Driver - Material: Carbon Fiber Discounts available for combined purchases with other clubs I have listed.