Project X 7c3 Driver Shaft Specs Apr 2026

“Why? The specs are brilliant. It’s like a math puzzle.”

Marco looked at the shaft. The 7C3 logo had turned silver. A hairline crack spiraled up from the hosel.

At dawn, he went to the public range. The first swing was 112 mph. The ball flew high, flat, beautiful—a 275-yard carry.

The project was buried. The 7C3 code was erased from internal records. project x 7c3 driver shaft specs

A new line of text glowed under the specs: “You measured it wrong. Tip it 0.75”. Try again.” Marco smiled. Then he pulled the cracked shaft from the trash.

At exactly 119 mph of clubhead speed, the shaft would enter a harmonic oscillation. The tip wouldn’t just kick—it would whip sideways . Launch angle would drop by 4°, spin would jump by 1,200 RPM. The ball would start straight, then dive left like a wounded duck.

Marco muttered to himself, “This isn’t counterbalanced. It’s… unbalanced .” “Why

That night, he built a driver: a 9° SIM head, hotmelted to 204g. He tipped the 7C3 0.5” (against Lena’s screaming advice). He gripped it with a Tour Velvet Cord.

He packed his bag, drove home, and deleted the file.

| Parameter | Project X 7C3 | | :--- | :--- | | Weight | 72.5g | | Flex | TX (Tour Extra) | | Torque | 3.4° | | Launch | Low-Mid | | Spin | Mid-High (increasing with speed) | | Bend Profile | Double-kick (Stiff/Soft/Stiff) | | Balance Point | 48.5% (counterbalanced) | | Butt Diameter | 0.620” | | Tip Diameter | 0.335” | | Parallel Tip Length | 3.0” | The 7C3 logo had turned silver

Marco pulled the raw data onto his screen. His hands began to tremble. He knew the Project X Hzrdus line—the black, the yellow, the smoke. But the “7C3” was different. It was a code from an older tongue, one that predated the mass-market marketing.

The file was not a spec sheet. It was a ghost.