We explain how the flex designations for a Project X shaft (5.0, 5.5, etc.) compare to the traditional flex designations (R300, S300, etc.).
#TTSchool – Difference in Flex Designations
April 29, 2014
We explain how the flex designations for a Project X shaft (5.0, 5.5, etc.) compare to the traditional flex designations (R300, S300, etc.).