Compare the specs of the Radical ZigZag and Radical Outer Limits 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 | Radical | Radical |
| Ball Name | ZigZag | Outer Limits |
| Cover Name | HK22 - HyperKinetic | HK22 - HyperKinetic |
| Cover Type | Reactive Hybrid | Reactive Hybrid |
| Box Finish | 500 / 1000 / 1500 SiaAir / Factory Compound | 500 / 1000 / 2000 SiaAir |
| Color | Black / Silver / Lime | Purple / Black / Sky Blue |
| Core Name | ZigZag Asymmetric | Outer Limits Asymmetric |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.501 | 2.499 |
| Total Diff. | 0.045 | 0.051 |
| Int. Diff. | 0.015 | 0.014 |
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