Compare the specs of the Storm Optimus Solid and Storm Sky Rocket 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 | Storm | Storm |
| Ball Name | Optimus Solid | Sky Rocket |
| Cover Name | R2X Solid Reactive | R2S Pearl Reactive |
| Cover Type | Reactive Solid | Reactive Pearl |
| Box Finish | 2000 Grit Pad | 1500 Grit Polished |
| Color | Red / Navy / Yellow | Sky Blue / Charcoal |
| Core Name | Tri-Sphere | Booster |
| Core Type | Symmetrical | Symmetrical |
| RG | 2.48 | 2.54 |
| Total Diff. | 0.048 | 0.046 |
| Int. Diff. | 0.000 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |