Compare the specs of the Storm Hy-Road Max and Storm Proton PhysiX 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 | Storm | Storm |
| Ball Name | Hy-Road Max | Proton PhysiX |
| Cover Name | NeX Solid Reactive | NeX Solid Reactive |
| Cover Type | Reactive Solid | Reactive Solid |
| Box Finish | 3000 Abralon | 2000 Abralon |
| Color | Emerald / Lime | Magenta / Black / Violet |
| Core Name | Inverted Fe2 Technology | Atomic |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.57 | 2.48 |
| Total Diff. | 0.046 | 0.053 |
| Int. Diff. | 0.000 | 0.017 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |