Hammer Black Pearl Urethane vs. Hammer Effect Tour

Compare the specs of the Hammer Black Pearl Urethane and Hammer Effect Tour 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	Black Pearl Urethane	Effect Tour
Cover Name	Urethane Pearl 78D	TourV3 Solid
Cover Type	Urethane Pearl	Reactive Solid
Box Finish	500 SiaAir	500 / 1500 SiaAir
Color	Black Pearl	Tour Blue
Core Name	LED	Huntsman Tour
Core Type	Symmetrical	Asymmetrical
RG	2.650	2.472
Total Diff.	0.015	0.036
Int. Diff.	0.000	0.012
Torque Length Back End Total Hook Ball Tester Ratings	See Performance Ratings... Already a premium member? Click here to log in.

The graph below shows a visual comparison of the selected balls. Hover over each colored circle in the graph to see that ball’s name and ratings. Click a circle to view that ball’s full review.

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Bowling Ball Comparison Graph