Compare the specs of the Roto Grip No Rules Pearl and Roto Grip Dare Devil 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 | Roto Grip | Roto Grip |
| Ball Name | No Rules Pearl | Dare Devil |
| Cover Name | Amped | Amped |
| Cover Type | Reactive Pearl | Reactive Pearl |
| Box Finish | 1500 Grit Polished | 1500 Grit Polished |
| Color | Onyx / Neon Green / Silver | Teal / White / Black |
| Core Name | Chaotic | Madcap |
| Core Type | Asymmetrical | Symmetrical |
| RG | 2.51 | 2.48 |
| Total Diff. | 0.053 | 0.041 |
| Int. Diff. | 0.018 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |