Compare the specs of the Hammer Black Widow Ghost Pearl and Hammer Black Widow Urethane Pink Pearl 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 Widow Ghost Pearl | Black Widow Urethane Pink Pearl |
| Cover Name | Aggression Pearl | Urethane Pearl |
| Cover Type | Reactive Pearl | Urethane Pearl |
| Box Finish | 500 / 1000 / 1500 SiaAir / Crown Factory Compound | 360 / 800 SiaAir |
| Color | White | Pink Pearl |
| Core Name | Gas Mask | Gas Mask |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.500 | 2.500 |
| Total Diff. | 0.058 | 0.058 |
| Int. Diff. | 0.016 | 0.016 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |