SIM2 Max Rescue brings Tour-validated performance to golfers at every level. Engineered to help you hit better shots more often with the all-new Cap Back™ design. Engineered to help you hit better shots more often with the all-new Cap Back™ Design. SIM2 Max OS is the longest and most stable iron in the TaylorMade family, delivering incredible distance and forgiveness. Stock Shaft: Ventus Blue(Hybrid), KBS Max 85 MT(Irons). Stock Grip: Lamkin Crossline 360