Compare the specs of the Hammer Spike Black/Blue and Hammer Spike Black/Gold 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 | Spike Black/Blue | Spike Black/Gold |
| Cover Name | Grand Theft Reactive III Pearl | GTR IV Hybrid |
| Cover Type | Reactive Pearl | Reactive Hybrid |
| Box Finish | 500 / 500 / 500 / 1000 Abralon / Powerhouse Clean N' Sheen | 800 / 2000 Abralon / Powerhouse Factory Finish Polish |
| Color | Black / Blue | Black / Gold Pearl |
| Core Name | Widow Nasty | Widow Nasty |
| Core Type | Symmetrical | Symmetrical |
| RG | 2.56 | 2.56 |
| Total Diff. | 0.054 | 0.054 |
| Int. Diff. | 0.000 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |