Replace Your Entire difficult to use iron set with the Powerbilt ex-550 hybrid iron set! The Powerbilt ex-550 hybrid iron set is the easiest set of irons to play in the market. Hybrid design progresses from wide sole on the long irons for forgiveness to a narrower sole on the short irons for precision. Enclosed hollow cavity allows for thinner face and enhanced distance while also creating a higher MOI. SW features traditional wedge design. Graphite shafted throughout the set for distance and feel.