Industry News

AutoFlex Named Hottest-Selling Driver Shaft on Fairway Jockey by Golf.com

In August 2022, Golf.com staff writer Ryan Noll published a feature story that captured a remarkable moment in the premium shaft market: "This ultra-premium driver shaft is one of the hottest sellers in the marketplace." The shaft in question? The Dumina AutoFlex, available through Fairway Jockey at $790.

The article opened with a striking observation: "The hottest selling driver shaft on Fairway Jockey is the ultra-premium AutoFlex ($790) driver shaft from Korea-based Dumina Co." For a shaft that first appeared on tour in early 2021 and was still building its presence in the US market, this was a significant milestone — a clear signal that KHT technology had moved beyond early adopters and into the mainstream.

Why AutoFlex Became a Best-Seller

Noll's article broke down exactly why golfers were flocking to the AutoFlex. The explanation starts with the fundamental engineering difference: the AutoFlex is a thinly walled, lightweight shaft that's up to 20-30 grams lighter than most composite graphite shafts. This weight reduction makes it easier for golfers to swing faster, translating directly to increased clubhead speed and added distance.

But the story goes deeper than just weight savings. The article highlighted K.H.T. (Korea Hidden Technology) — the proprietary construction method that allows the shaft to deliver a softer flex profile without sacrificing consistency or accuracy. As Noll noted, this meant that "fast swingers can use a shaft that is lighter and has more flex to hit the ball even further and straighter."

• Up to 30g lighter than conventional shafts — enabling higher swing speeds with less effort
• KHT construction — maintains stability and accuracy despite the softer flex profile
• Reduced physical strain — a more flexible shaft places less stress on the body compared to stiffer, heavier alternatives
• Five flex models — covering every swing from 60 mph to 120+ mph

The Fairway Jockey Connection

Fairway Jockey is one of the largest online custom club retailers in the United States, and their best-seller list is a reliable barometer of what serious golfers are actually buying. When AutoFlex claimed the #1 spot among driver shafts, it wasn't just a sales achievement — it was market validation from the most discerning segment of the golf equipment consumer base.

The article also referenced the specific attention to swing weight optimization that sets Dumina apart. Each AutoFlex model comes with precise swing weight recommendations — ranging from C5 to D2.5 depending on the model — ensuring that golfers don't just get a lighter shaft, but one that's balanced correctly for maximum performance.

The Models That Made the List

Golf.com listed the full AutoFlex SF Series lineup, each model matched to a specific swing speed range:

• SF505XX — 110-120 MPH (Tour / X-Stiff)
• SF505X — 100-110 MPH (X-Stiff)
• SF505 — 95-100 MPH (Stiff)
• SF405 — 85-100 MPH (Regular)
• SF305X — 70-90 MPH (Senior)
• F305 — 60-70 MPH (Ultra-Light)

This breadth of coverage — from aggressive tour-level swing speeds to recreational golfers — was part of what made the AutoFlex story so compelling. This wasn't a niche product for a narrow audience; it was a shaft that could improve performance across virtually the entire spectrum of golfers.

A Defining Moment

Looking back, the August 2022 Golf.com feature was a defining moment in AutoFlex's journey from tour curiosity to established premium option. Being named the hottest-selling shaft on Fairway Jockey wasn't just about sales numbers — it was the market's way of saying that KHT technology had arrived.

The coverage also foreshadowed what was to come: Callaway and Titleist would later add AutoFlex to their premium custom shaft menus, the Dream 7 and AutoPower lines would expand the KHT family, and tour wins would accumulate across the LPGA, KPGA, KLPGA, and PGA Tour Champions. But it all started with golfers voting with their wallets — and Fairway Jockey's best-seller list showing the result.