Standard Drilling Size:Right Hand - X Large This tool is used to

This tool is used to find a bowler's axis point

The Storm C4 support is a top of the line bowling wrist support

600D nylon fabric

RG / Differential:

Hook Potential: 25 (Low) on a Scale from 10-175)

Standard Drilling Size:Right Hand - X Large This tool is used toThis option is best for recreational bowlers who are getting their first bowling ball or have not had a ball professionally fit for them. Having a ball drilled at your local pro shop can cost as much as $50 or more. Our standard drilling options come in five basic sizes in both right and left hand. (X Small, Small, Medium, Large, X Large) Below are five examples of typical hole sizes you will find in house balls at the local bowling alley. Need help