What cover and core does the Roto Grip Rockstar Amped use?
Roto Grip Rockstar Amped Bowling Ball
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Open Oct 08, 2026 - 02:46 PM
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Staff Answer
Oct 08, 2026 - 02:46 PM
The Rockstar Amped pairs Roto Grip's NanoStar Pearl Reactive coverstock, at a Power Edge polish, with the symmetric Rocker AI Core. At 15 pounds the core measures a 2.48 RG and a .050 differential, per the manufacturer's specs. It is the same core used in the solid Rockstar.
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Roto Grip Rockstar Amped Bowling Ball
What should I know about the Rockstar Amped? Symmetric Rocker AI Core with higher RG for length and direction change NanoStar Pearl Reactive cover at a Power Edge polished finish Aggressive, angular backend for medium to medium-heavy oil
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