Compare the specs of the Roto Grip Clone and Roto Grip UFO 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 | Clone | UFO |
| Cover Name | OptiTrax Solid Reactive | MicroTrax-S20 |
| Cover Type | Reactive Solid | Reactive Solid |
| Box Finish | Reacta Gloss | 2000 Grit Pad |
| Color | Alien / Deep Mist / Cyber Grape | Deep Purple / Baby Blue / Neon Green |
| Core Name | Cloned ET | E.T. (Equalizer Technology) |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.51 | 2.52 |
| Total Diff. | 0.056 | 0.054 |
| Int. Diff. | 0.016 | 0.016 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |