Roto Grip Rockstar Amped anthony it’s fine tuned for more

it’s fine tuned for more angle

When precision matters most

Water-based

Core Numbers

The Overload Core features the unique ability to lower the differential for less flare

Roto Grip Rockstar Amped anthony it’s fine tuned for moreGet ready to dominate the lanes with the all new ROCKSTAR AMPED, a high performance symmetrical bowling ball engineered to elevate your game! This isn't just a ball; it's a mosh pit of power, precision, and pure rock and roll rebellion, designed to make every shot a chart topping performance. The revolutionary new NanoStar Pearl reactive coverstock, factory shined with Power Edge, steals the show consistently time and time again thanks to the medium