AccuFlex VIZION Lightweight 46-inch Shaft Only. There are some signs of use and scratches, but it is in good working condition. *This model does not have flex markings on the shaft itself. For flexes other than XX, the flex is indicated on a silver sticker, so please understand this. *The recommended head speed ranges are as follows: L (~30m/s), A (30-35m/s), R (35-40m/s), S (40-45m/s), X (45-50m/s), XX (50~m/s). ☆Compatible Models: Qi35 Series Qi10 Series Stealth Series SIM2 Series (SIM2, SIM2 MAX, SIM2 MAX-D) SIM Series (SIM, SIM MAX, SIM MAX-D) M Series (M1, M2, M3, M4, M5, M6) GLOIRE F Series R15 Series SLDR Series RBZ Series (Stage 2 and later) R1 Series *46 inches is the length of the shaft alone. When assembled with a head, it can be finished as a 47-48 inch driver.