Compare the specs of the Roto Grip Magic 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 | Magic Gem | Clone |
| Cover Name | MicroTrax Hybrid Reactive | OptiTrax Solid Reactive |
| Cover Type | Reactive Hybrid | Reactive Solid |
| Box Finish | 2000 Abralon | Reacta Gloss |
| Color | Citrine / Rhodonite / Jet | 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. | |