Roto Grip Perfect Gem

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Roto Grip Perfect Gem

Original price was: $289.95.Current price is: $199.95.

SPECIFICATIONS DETAILS
Color Pink / Rose / Onyx
Coverstock E-R1™ Solid Reactive
Core GEM™ + A.I. Core Technology
Finish 2000-Grit Abralon®
Lane Condition Medium/Heavy to Heavy Oil

CORE NUMBERS

Weight 16 lb 15 lb 14 lb 13 lb 12 lb
RG 2.49 2.49 2.52 2.57 2.59
DIFF 0.055 0.057 0.056 0.032 0.029
PSA 0.017 0.017 0.016 0.010 0.008

Description

Available 10/2

 

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.

 

GEM™ + A.I. Core Technology

The Gem series changed the game. Now, we’ve perfected it. The Perfect Gem takes the legendary DNA of the original series and pushes the physics to the absolute limit. By recalibrating the internal density of the original Gem block and fusing it with our A.I. Core Technology, we’ve unlocked a new dimension of ball motion.

The result? A touch higher RG than the GEM Series for cleaner travel through the heads and an increased differential that creates massive flare potential. It’s the same heavy-rolling motion you love, now with even more motion that drives through the pocket with unrelenting energy.

Other Balls with Gem™:

GemMagic GemExotic Gem

E-R1™ Solid Coverstock

Wrapped in our cutting-edge EXTREME-Response Solid Reactive cover better known as E-R1™ Solid Reactive, the Perfect GEM creates a distinct advantage over its predecessors. While the original GEM was known for its early, “snow-tire” traction, the NEW E-R1™ solid material provides more of an “off-road” type of traction that allows the ball to clear the heads more easily while providing EXTREME response down lane and through the pins.

The Result: You won’t see it burn up too early. Instead, you get a ball that saves its energy for a continuous, booming shape down-lane.

 

Why the Perfect Gem Belongs in Your Bag

  • Versatility: More “usable” on a wider variety of heavy to medium-heavy oil patterns compared to the original GEM.
  • Enhanced Shape: Expect more “pop” off the end of the pattern without sacrificing the stability of a solid coverstock.
  • A.I. Powered: Our latest core tech ensures better energy transfer to the pins, even on off-center hits.

 

Ball Maintenance

Over time, friction and lane shine can alter your ball’s original 2,000-grit factory finish, affecting the traction and motion it was designed to create. To restore the Perfect Gem back to its intended factory finish, follow Storm’s recommended resurfacing process for a 2,000-grit surface. After each session, clean your ball with one of Storm’s cleaners to remove oil and debris. Routine maintenance helps preserve surface integrity, extend performance life, and keep your reaction closer to out-of-box.

Additional information

Weight N/A
Dimensions N/A
Ball Weight

12lbs, 13lbs, 14lbs, 15lbs, 16lbs

Pin Distance

1-2", 2-3", 3-4"