Compare the specs of the Track Stealth Pearl and Track Kinetic Cobalt 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 | Track | Track |
| Ball Name | Stealth Pearl | Kinetic Cobalt |
| Cover Name | QR-9 Pearl (HK22) | QR-7 Hybrid (HK22) |
| Cover Type | Reactive Pearl | Reactive Hybrid |
| Box Finish | 500 / 1000 / 1500 SiaAir / Factory Compound | 500 / 1500 / 4000 SiaAir |
| Color | Raven | Cobalt / Black |
| Core Name | Stealth | Shuttle |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.482 | 2.480 |
| Total Diff. | 0.056 | 0.040 |
| Int. Diff. | 0.000 | 0.006 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |