Compare the specs of the Roto Grip Exotic Gem and Roto Grip Clone 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 | Exotic Gem | Clone |
| Cover Name | MicroTrax Pearl Reactive | OptiTrax Solid Reactive |
| Cover Type | Reactive Pearl | Reactive Solid |
| Box Finish | Reacta Gloss | Reacta Gloss |
| Color | Citrine / Apatite / Amethyst | Alien / Deep Mist / Cyber Grape |
| Core Name | Defiant LRG | Cloned ET |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.47 | 2.51 |
| Total Diff. | 0.053 | 0.056 |
| Int. Diff. | 0.016 | 0.016 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |