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Hardcore Hammer Grind

Get hardcore with the Grind! Hardcore Hammer Grind features a new core shape with our legendary Violent Reactive Coverstock (Widow Cover) to give you a strong, but controllable hook on medium oil lane conditions.

Think this is the right ball for you? Visit our pro shop locator to get a closer look.


Ball Specs


  • Color Black/Green
  • Coverstock Violent Reactive™
  • Factory Finish 800-800-1000-1000-Polish
  • Best Lane Condition Medium Oil
  • Core Bullet Core
  • Available Weights 10-16

Rg / Differential

  • #10 RG (2.72) Diff (.031)
  • #11 RG (2.62) Diff (.031)
  • #12 RG (2.60) Diff (.039)
  • #13 RG (2.53) Diff (.055)
  • #14 RG (2.58) Diff (.047)
  • #15 RG (2.56) Diff (.045)
  • #16 RG (2.57) Diff (.029)

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