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Rory McIlroy’s Controversial Driver: What Is a Non-Conforming Golf Club?
How Rory McIlroy’s Driver Failed—and What It Means for Your Golf Gear
StripeFairwayGreen
May 22, 2025
Why Everyone’s Talking About Rory’s Driver
Imagine walking up to the first tee at a major championship, only to find out your driver—the one you’ve been smashing bombs with—isn’t even legal. That’s exactly what happened to Rory McIlroy.
Rory McIlroy, Scottie Scheffer’s drivers failed tests. Are YOU playing an illegal driver?
— Golfweek (@golfweek)
2:06 PM • May 19, 2025
Before the 2025 PGA Championship teed off, Rory’s driver failed a CT test, a process that measures how much trampoline effect the clubface has. In simpler terms: it was too hot to handle, literally. That sparked a wildfire of questions: What’s a non-conforming driver? Could your driver be illegal too?
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