First Look – Callaway X-Muscle Prototype

Take a look at Callaway's first foray into bladed irons. They have gone straight into the bags of Phil Mickelson and Ernie Els.

Callaway X Muscle Back Prototype

Callaway?s first foray into blades comes in the shape of the new prototype X-Muscle irons. They are currently in the bags of Ernie Els, Phil Mickelson and Thongchai Jaidee and are expected to be available in Summer 2008.

See picture of the new prototype irons in our gallery section.

Let us know what you think in the Golf Monthly Forum.

The leading website from the world’s oldest golf magazine, we’re the go-to destination for amateur and keen golfers alike who are keen to up their golfing game. As well as expert course reviews, news and tips to improve your handicap our golf-focused travel content will help you pair teeing off with your travels in some of the best destinations around the globe.