StrikeStack
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Brunswick Mastermind bowling ball

Brunswick

Mastermind

Released November 2013

Heavy OilEarly HookContinuous
Hook strength
9/10

Specs

Coverstock
Honor Roll Solid Solid Reactive
Core
Mastermind Asymmetric
RG
2.488
Differential
0.052
Intermediate diff (mass bias)
0.015
Factory finish
500/1500 Siaair Micro Pad
Released
November 2013

The oil, hook and strength labels are StrikeStack's estimate from the published specs, not the manufacturer's rating. Specs provided by bowwwl.com.

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