What core is inside the Hammer Black Widow Mania?
Hammer Black Widow Mania Bowling Ball
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Open Oct 08, 2026 - 03:00 PM
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Staff Answer
Oct 08, 2026 - 03:00 PM
The Black Widow Mania uses Hammer's asymmetric Gas Mask Core, the weight block behind the Black Widow line, wrapped in the HK22 Cohesion Pearl coverstock at a 1500-grit polish. At 15 pounds the core measures a 2.500 RG, a .058 differential and a .016 intermediate differential, per the manufacturer's specs.
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Hammer Black Widow Mania Bowling Ball
What should I know about the Black Widow Mania? Legendary asymmetric Gas Mask Core for big flare and a defined breakpoint HK22 Cohesion Pearl cover at a 1500-grit polish for length and a sharp backend The modern, angular pearl of the Black Widow line
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