and has proven highly effective for repetitive motion

It includes removable foam ball cups

This sole is compatible with Dexter's Comfort Plus shoes

Radius of Gyration (RG) 15lbs:

OnTheBallBowling Michael Graham Design Iron Cross Skull Bowling Ball pearl coverstock and has proven highly effectiveThis Iron Cross Skull design done by artist Michael Graham can be used on any lane condition and would make a great gift for beginner bowlers! This is a custom bowling ball made to order. It can take 1 4 weeks to create, cure and ship the ball. Coverstock: Plastic Ball Featuring: Michael Graham Design Iron Cross Skull Ball Finish: Rubbing and Finishing Compound Single Buff Recommended Lane Condition: Any This ball may have a seam where both halves