Roto Grip RST X-2 vs. Roto Grip Gem

Compare the specs of the Roto Grip RST X-2 and Roto Grip Gem 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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Roto Grip RST X-2
Roto Grip Gem
Ball NameRST X-2Gem
Cover NameeTrax PLUS PearlMicroTrax Solid Reactive
Cover TypeReactive PearlReactive Solid
Box Finish1500 Grit Polished2000 Abralon
ColorTanzaniteCitrine / Ruby / Amethyst
Core NameRST (Roto Star Tour)Defiant LRG
Core TypeAsymmetricalAsymmetrical
Total Diff.0.0530.053
Int. Diff.0.0160.016



Back End

Total Hook

Ball Tester Ratings

Bowling Ball Comparison Graph

The graph below shows a visual comparison of the selected balls. Hover over each colored circle in the graph to see that ball’s name and ratings. Click a circle to view that ball’s full review.

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