Roto Grip Unhinged vs. Roto Grip Hy-Wire

Compare the specs of the Roto Grip Unhinged and Roto Grip Hy-Wire 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.

Click here to add or remove balls from this comparison.

Roto Grip Unhinged
Ball NameUnhingedHy-Wire
Cover Name60M62M
Cover TypeReactive PearlReactive Hybrid
Box Finish1500 Grit Polished1500 Grit Polished
ColorCobalt BlueBlue Solid / Yellow and Violet Pearl
Core NameLate Roll 69Middle Roll 70
Core TypeSymmetricalSymmetrical
Total Diff.0.0490.043
Int. Diff.0.0000.000



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.

Filter by Date
Filter by Torque
Filter by Back End
Torque Legend:
Back End Legend:

For more information about our bowling ball testing and review process, please click here.