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Hammer Black Widow Purple Pearl Urethane bowling ball

Hammer

Black Widow Purple Pearl Urethane

Released July 2019

Medium OilEarly HookTraction
Hook strength
6/10

Specs

Coverstock
Urethane Pearl Urethane Pearl
Core
Gas Mask Asymmetric
RG
2.500
Differential
0.058
Intermediate diff (mass bias)
0.016
Factory finish
2000 Abralon
Released
July 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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