What putter grip size does to face rotation
Smaller putter grips have a reputation for letting the player rotate the putter more and feel more in the hands, while larger grips are designed to decrease rotation and quiet the hands. The speaker notes that in this session the larger grips did not reduce rotation as much as that reputation suggests.
Channel: Club Champion
Watch official source at 10:51Why this context matters
Comparing three putter grip sizes on a fitting launch monitor during a putter-grip fitting.