Yamaha DRIVESTAR NX M423I-R 4-piece set (7-P) Shaft: SPEEDER NX M423I FLEX-R (Manufacturer's original) Hologram sticker on the 7-iron. Serial number near the tip of the shaft. Grip: Lamkin rubber 7-iron: 38.25 inches (+-) 345g (+-) Condition: Small scratches on the sole and face, but no major noticeable damage. No performance issues. (Please judge from the photos.)