Designed to fit a wide range of golfers, the Acer Velocity are standard weight and create a medium ball flight. Available in popular combination flexes. The A/L flex shafts are 66g in both woods (6.0 torque) and irons (4.0 torque). The R/S flex shafts are 69g in both woods (6.0 torque) and irons (4.0 torque). All have a high ball flight.