The Autoflex and Autopower shafts are in the bags of winners on every major tour — from our home tour in Korea to the JGTO, Asian Tour, DP World Tour, and the PGA Tour Champions.
LPGA Tour rookie and No. 3 long hitter on tour — officially partnered with Dumina for the 2026 and 2027 seasons. Yana games the AutoPower Snipe in her driver, fairway woods, and hybrids.
Driver · Fairway Woods · Hybrids
Birdied all five par-5s in Round 3 · #3 Long Hitter on LPGA Tour
PGA Tour Champions · USA
World Golf Hall of Fame · 6× Major Champion · Gamed AutoFlex in his Callaway Mavrik driver at Dec 2023 PNC Championship
PGA Tour · USA
2016 PGA Championship winner · Switched to AutoFlex SF505XX in 2023 · Led RBC Heritage through 36 holes
PGA Tour Champions · USA
1992 Masters Champion · 15 PGA Tour wins · 14 PGA Tour Champions wins · AutoFlex for his signature tempo
PGA Tour Champions · South Africa
4× Major Champion (2× U.S. Open, 2× The Open) · World Golf Hall of Fame · AutoFlex on PGA Tour Champions
JLPGA / LPGA · Korea
Former World No. 1 · Multiple JLPGA and LPGA wins · Dumina AutoPower staff player
LPGA · USA
2014 U.S. Women's Open Champion · Gamed AutoFlex SF505X at 2021 U.S. Women's Open · "Closest thing to a magic wand"
LIV Golf · South Africa
DP World Tour winner · First player to shoot 62 in a major · Put AutoFlex in play at 2021 PGA Championship
PGA Tour · Australia
2013 Masters Champion · 14 PGA Tour wins · First Tour pro to play AutoFlex in competition (Jan 2021, Farmers Insurance Open)
LPGA · USA
LPGA winner · Fitted at Dumina HQ in early 2016 · Won first LPGA title weeks later at Volunteers of America Texas Shootout
Jenny Shin visited Dumina HQ to refit her driver in early 2016. Weeks later she claimed her first LPGA title at the Volunteers of America Texas Shootout.
Adam Scott put the AutoFlex SF505XX in play at the Farmers Insurance Open — the first PGA Tour player ever to compete with the shaft, reporting his fastest speeds ever.
After switching to AutoFlex SF505XX in both his driver and 3-wood, Jimmy Walker led the RBC Heritage through 36 holes and reported ball speed jumping into the 180s.
Hall of Famer Lee Trevino put the AutoFlex shaft in his Callaway Mavrik driver at the 2023 PNC Championship — choosing it for its lighter weight and soft flex to match his senior swing speed.