Roto Grip RST X-2 vs. Roto Grip UFO Alert

Compare the specs of the Roto Grip RST X-2 and Roto Grip UFO Alert 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 UFO Alert
Brand
Ball NameRST X-2UFO Alert
Cover NameeTrax PLUS PearleTrax Hybrid
Cover TypeReactive PearlReactive Hybrid
Box Finish1500 Grit Polished1500 Grit Polished
ColorTanzanitePurple Solid / Emerald / Teal
Core NameRST (Roto Star Tour)E.T. (Equalizer Technology)
Core TypeAsymmetricalAsymmetrical
RG2.532.52
Total Diff.0.0530.054
Int. Diff.0.0160.016

Torque

Length

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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