Compare the specs of the Roto Grip Haywire and Roto Grip Critical 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 | Haywire | Critical |
| Cover Name | 80H MicroBite | 67MH Hybrid |
| Cover Type | Reactive Solid | Reactive Hybrid |
| Box Finish | 2000 Grit Pad | 3000 Grit Pad |
| Color | Navy / Peach / Sky Blue | Purple and Green Pearl / Grey Solid |
| Core Name | Middle Roll 70 | Triliptic |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.50 | 2.49 |
| Total Diff. | 0.043 | 0.058 |
| Int. Diff. | 0.000 | 0.013 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |