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Brunswick Impulse Zone bowling ball

Brunswick

Impulse Zone

Released December 2004

Medium OilMid HookContinuous
Hook strength
6/10

Specs

Coverstock
Activator Particle Low Load Particle Reactive
Core
Zone (2000s) Asymmetric
RG
2.529
Differential
0.039
Intermediate diff (mass bias)
0.014
Factory finish
High Gloss
Released
December 2004

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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