The Callaway Apex Ai150 generation doesn't include the MB variant.
Single Iron
Used Callaway Apex Ai150 MB Single Iron
2025
The MB (Muscle Back) variant is a pure blade, crafted for elite players who demand ultimate feel and shot-shaping control. Its compact, traditional design provides a penetrating ball flight and unmatched feedback, ideal for tour professionals and scratch golfers.
Model info
The Callaway Apex Ai150 generation also comes in one other single iron variant, the Standard.
Price guide
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Specs
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Release timeline
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