The Callaway Great Big Bertha Fairway uses an adjustable hosel across the fairway-wood lofts in this family. Factory loft coverage is 15°–21°. Use the correct Callaway chart for this hosel generation and change one variable at a time.
Callaway Fairway Wood Adjustment Guide
Great Big Bertha Fairway
Callaway OptiFit • 1990s
AdjustableHosel
Callaway OptiFitSystem
15°–21°Factory loft range
57.5°–58.5°Factory lie range
Hosel settings
| -1 | 1° lower than stated loft |
|---|---|
| S | Stated loft |
| +1 | 1° above stated loft |
| +2 | 2° above stated loft |
| N | Neutral lie |
| D | More upright/draw lie |
Check strike before changing the club
| High face | Often raises launch and lowers spin. Do not keep raising the tee if flight is already high. |
|---|---|
| Low face | Often lowers launch and adds spin. Raise tee height slightly before changing loft. |
| Heel | Can add fade/slice gear effect. Improve centred contact before adding draw bias. |
| Toe | Can add draw/hook gear effect. Check strike before adding fade bias. |
How to adjust
- Use the correct Callaway torque wrench.
- Loosen counter-clockwise until the head releases.
- Rotate only to a valid setting for this hosel.
- Fully reseat the head before tightening.
- Tighten until the wrench clicks, then stop.
Factory specs
| Loft specs | 3W:15°; 4W:17°; 5W:19°; 7W:21°; additional spec not reliably published |
|---|---|
| Lie specs | 3W:58°; 4W:57.5°; 5W:58°; 7W:58.5°; additional spec not reliably published |
Disclaimer: Hosel systems, adjustable lofts and removable weights can vary by loft, handedness, model year and regional configuration. Before loosening any screw, confirm the exact settings and compatible wrench in official Callaway documentation for your exact club.