Roto Grip Gremlin Tour-X vs. Roto Grip Perfect Gem

Compare the specs of the Roto Grip Gremlin Tour-X and Roto Grip Perfect 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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Brand	Roto Grip	Roto Grip
Ball Name	Gremlin Tour-X	Perfect Gem
Cover Name	V-R1 Hybrid Reactive	E-R1 Solid Reactive
Cover Type	Reactive Hybrid	Reactive Solid
Box Finish	4000 Abralon	2000 Abralon
Color	Smoke / Velvet / Ink	Pink / Rose / Onyx
Core Name	Rondure TOUR-X	Gem + AI
Core Type	Asymmetrical	Asymmetrical
RG	2.48	2.49
Total Diff.	0.034	0.057
Int. Diff.	0.011	0.017
Torque Length Back End Total Hook Ball Tester Ratings	See Performance Ratings... Already a premium member? Click here to log in.

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