Forged RAZR X Muscleback Irons by Callaway’s legendary clubmaker Roger Cleveland designed specifically to meet the demands of the best players in the world. Through Tour-inspired styling and soft carbon steel construction, these irons provide precision shot-making with incredible feedback and workability. The Flighted CG design and RAZR X Muscleback generate consistent, Tour-level trajectories with unparalleled playability in a blade.