This is the shaft that came as the original equipment on a Bridgestone B3 MAX driver. It's a very popular shaft. I purchased it new and used it for practice about 7 times. I haven't played any rounds with it. Shaft Specifications: 1) Shaft Name: Mitsubishi Chemical vanquish BS40 2) Shaft Length: 45.5 inches (Finished length with the sleeve attached) 3) Shaft Weight: 46g 4) Shaft Flex: SR 5) Torque: 7.7 6) Grip: Original rubber grip 60mm diameter / 42g weight I look forward to your comments.