The Big Bertha Steelhead Plus Drivers feature Variable Face Thickness VFT Technology for optimal energy transfer and strong ball flight.
The Big Bertha Steelhead Plus Drivers feature Variable Face Thickness (VFT) Technology for optimal energy transfer and strong ball flight. Callaway Golf Weight Chip Technology allows for a lower center of gravity in the clubhead, which is ideal for trajectory and accuracy. The Steelhead Plus Driver head size is 205cc.