GOLF SHAFT,IRON SHAFT, STEEL SHAFTGraphite shaftBuilding on the success of the wildly popular Proforce line,our golf shaftfeatures a compilation of UST proven technologies. A balanced tip section promotes maximum energy transfer and the low torque reduces side spin for greater control.Our shaftsuses a combination ofseveral types of aerospace-quality materials. These micro-fiber layers are situated in a proprietary fiber orientation to ensure constant taper and consistent flex and feel between each shaft weight category. In short,thesegraphite shaftoffer a responsive feel in the hands with a low torque, active tip section that releases a powerful blow for both accuracy and added carry and distance. FlexRSSR(mph)*ProfileTorqueWT (Gr)Tip Dia.Butt Dia.LengthP.T.S.@R80-904.257.335".600"46"4.00"S90-1004.258.335".600"46"4.00"X100-1104.258.335".600"46"4.00"Steel ShaftWith the Dynamic high bend point for maximum control, the No. 1 shaft on the PGA Tour for many years. Available with the sensational shock-absorbing SensiCore option.Matched by weight for consistency throughout the set; weight tolerance on each shaft is .030 oz. Bend Point: High.STEP PATTERN: 1.875". FlexRSSR(mph)*ProfileWT (Gr)Tip Dia.Butt Dia.LengthR30075-85127.370".600"41"S30080-90130.370".600"41"X10085-95130.370".600"41"