This aftermarket Advanced Callaway Opti-Force shaft adaptor allows for 9 different loft/face angle settings. Available in right and left hand for the following Callaway club heads

Fits:

• GBB Epic
• GBB Epic Sub Zero
• Big Bertha Fusion
• Big Bertha Alpha 815
• Big Bertha V Series
• Big Bertha
• Bertha Mini 1.5
• Big Bertha Alpha
• XR and XR Pro Drivers
• X-Hot 2
• Big Bertha 816
• Great Big Bertha
• Opti-Force
• Big Bertha Alpha 815 Hybrid