You need proof? Track has got Proof in the form of a high performance bowling ball. This ball boasts to possibly have the strongest core in this ball category to date which is paired with the Prime Response solid coverstock and is best used on medium to heavy oil conditions. This bowling ball is strong and has a continuous motion and never wants to quit, even with it’s combination of a strong core, cover, and finish.

• Color: Black/Grey Solid
  All colors do vary somewhat from the picture shown
• Coverstock: Prime Response Solid Reactive
• Core: Proof
• Finish: 500, 2000 Siaair Micro Pad
• RG: 2.519 (15# ball)
• Differential: 0.052 (15# ball)
• Recommended Lane Condition: Medium to Heavy oil
• Reaction: Strong midlane and continuation
• Manufacturer’s Warranty: 2 Years from Purchase Date