StrikeStack
Ball library
Brunswick Quantum Bias Pearl bowling ball

Brunswick

Quantum Bias Pearl

Released March 2019

Medium OilLate HookAngular
Hook strength
5/10

Specs

Coverstock
ECA-XR Pearl Pearl Reactive
Core
Quantum Mushroom High RG Asymmetric Asymmetric
RG
2.563
Differential
0.052
Intermediate diff (mass bias)
0.013
Factory finish
500 Siaair, Crown Factory Compound
Released
March 2019

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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