Description
The Perfect GEM™: Precision Meets Power
The legend has evolved. We took the undisputed heavy-hitter of the GEM™ series and pushed it through our advanced A.I. Core Technology lab to create a ball that doesn’t just hook—it strikes with surgical intent. By strategically refining the core density, we’ve unlocked a new motion profile that retains the raw strength of the original while offering a cleaner look through the front of the lane and a more aggressive finish at the pins.
🌟 BALL SPECS — Perfect GEM™:
Coverstock: E-R1™ Solid Reactive
Core: GEM™ A.I. Core
Finish: 2000 Grit Abralon™
15 lb ball: RG 2.49 | Diff .057 | PSA .017
Learn more about the Perfect Gem: https://www.stormbowling.com/roto-grip-perfect-gem-bowling-ball