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Hammer Black Widow Spare Bowling Ball Blue Orange Smoke

Now Hammerheads have a performance polyester option to put in their bags. The Widow Spare, featuring the legendary gas mask core, is perfect for hammering spares, or taming tough conditions when other balls hook too much.


  • Color: Blue/Orange/Smoke All colors do vary somewhat from the picture shown.
  • Core: Gas Mask
  • Coverstock: Polyester
  • Finish: 800/1000/2000 Abralon Polished w/Powerhouse Factory Finish Polish
  • RG: 2.48 (15# ball)
  • Differential: 0.058 (15# ball)
  • Recommended Lane Condition: Light Oil
  • Reaction: Straight
  • FCC Rating: Total-15.75, Finish-7, Core-8.75, Cover-0
  • A few tiny pit holes in the cover stock of the ball are normal