OnTheBallBowling Screwed Skull Bowling Ball Weight:15 lbs. Core: Symmetrical Core

Core: Symmetrical Core

but now we've added DynamiCore for more hitting power

THE- Toehold Hyperflex Engineering

The 900Global Zen Pearl high-performance bowling ball uses the S77R Pearl coverstock which provides a skid/flip reaction and helps open up angles on medium to heavy oil conditions

OnTheBallBowling Screwed Skull Bowling Ball Weight:15 lbs. Core: Symmetrical CoreTake this Screwed Skulls ball to the lanes and destroy the competition! 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: Screwed Skull Ball Finish: Rubbing and Finishing Compound Single Buff Recommended Lane Condition: Any This ball may have a seam where both halves meet. A few tiny pit holes in the cover stock of the ball are normal Brand: OnTheBallBowling