Compare the specs of the Hammer Black Widow Urethane Pink Pearl and Hammer Web Pearl (2021) 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 Urethane Pink Pearl | Web Pearl (2021) |
| Cover Name | Urethane Pearl | Aggression Pearl |
| Cover Type | Urethane Pearl | Reactive Pearl |
| Box Finish | 360 / 800 SiaAir | 500 / 1000 / 1500 SiaAir / Crown Factory Compound |
| Color | Pink Pearl | Jade / Smoke |
| Core Name | Gas Mask | Spheroid |
| Core Type | Asymmetrical | Symmetrical |
| RG | 2.500 | 2.481 |
| Total Diff. | 0.058 | 0.048 |
| Int. Diff. | 0.016 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |