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Hammer Blue Hammer bowling ball

Hammer

Blue Hammer

Released August 2011

Light OilMid HookTraction
Hook strength
1/10

Specs

Coverstock
Performance Urethane Urethane Solid
Core
Modified Vibe Symmetric
RG
2.570
Differential
0.032
Factory finish
800/1000/2000/4000 Abralon
Released
August 2011

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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