Hammer Zero Mercy Pearl vs. Hammer Black Widow Mania

Compare the specs of the Hammer Zero Mercy Pearl and Hammer Black Widow Mania side by side in the ball comparison table below. To view the full bowling ball review for one of these balls, click the ball name link in the table below.

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Brand	Hammer	Hammer
Ball Name	Zero Mercy Pearl	Black Widow Mania
Cover Name	HK22C2 Pearl	HK22 - Cohesion Pearl
Cover Type	Reactive Pearl	Reactive Pearl
Box Finish	500 / 1000 / 1500 SiaAir / Factory Compound	500 / 1000 / 1500 SiaAir / Factory Compound
Color	Silver / Orange / Black	Cobalt / Black
Core Name	Super Offset	Gas Mask
Core Type	Asymmetrical	Asymmetrical
RG	2.524	2.500
Total Diff.	0.053	0.058
Int. Diff.	0.020	0.016
Torque Length Back End Total Hook Ball Tester Ratings	See Performance Ratings... Already a premium member? Click here to log in.

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