StrikeStack
Ball library
Hammer Widow Spare (2016) bowling ball

Hammer

Widow Spare (2016)

Released July 2016

SpareNo HookStraight

Specs

Coverstock
Polyester Polyester
Core
Gas Mask Asymmetric
RG
2.500
Differential
0.058
Intermediate diff (mass bias)
0.016
Factory finish
800/1000/2000 Abralon, Powerhouse Factory Finish Polish
Released
July 2016

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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