Compare the specs of the Roto Grip Gem and Roto Grip Hyped Pearl 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 | Gem | Hyped Pearl |
| Cover Name | MicroTrax Solid Reactive | VTC Pearl Reactive |
| Cover Type | Reactive Solid | Reactive Pearl |
| Box Finish | 2000 Abralon | 1500 Grit Polished |
| Color | Citrine / Ruby / Amethyst | Black / Carolina / Charcoal |
| Core Name | Defiant LRG | Hyped |
| Core Type | Asymmetrical | Symmetrical |
| RG | 2.47 | 2.52 |
| Total Diff. | 0.053 | 0.036 |
| Int. Diff. | 0.016 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |