Roto Grip TNT vs. Roto Grip Gem

Compare the specs of the Roto Grip TNT 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 TNT
Roto Grip Gem
Ball NameTNTGem
Cover NameeTrax PLUS SolidMicroTrax Solid Reactive
Cover TypeReactive SolidReactive Solid
Box Finish2000 Abralon2000 Abralon
ColorAmber / Fire / Blaze OrangeCitrine / Ruby / Amethyst
Core NameTorpexDefiant LRG
Core TypeSymmetricalAsymmetrical
Total Diff.0.0520.053
Int. Diff.0.0000.016



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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