Bowler Ratings

PatternStTwCr
Oily:X.XX.XX.X
Medium:X.XX.XX.X
Dry:X.XX.XX.X
Sport:X.XX.XX.X

Bowler ratings are from 1 to 10 in order of Stroker (ST), Tweener (TW), Cranker (CR)

Note: Ratings are only available to our subscribers.

General Info

Coverstock Specs
Name:51ML
Type:Reactive Pearl
Box Finish:1500 Grit Polished
Color:Orange Pearl / Ruby Pearl
Empty
Core Specs
Name:Late Roll 51
Type:Symmetrical
RG:2.55
Diff:0.030
Int. Diff:0.000

The Uproar is the latest entry in Roto Grip’s HP2 line of bowling balls. It features Roto Grip’s Late Roll 51 symmetrical core and the pearlized 51ML reactive coverstock.

Note to subscribers: The Roto Grip Uproar was released during Bowling This Month’s transition period from print magazine to online magazine. We were not able to perform our standard three tester / four oil pattern test sequence on this ball. However, we did perform the on-lane testing required to generate the performance ratings (torque, length, back end, and total hook) that are found in our comparison tables and graphs. These ratings ...

Roto Grip Uproar Comparisons

Click below to see a comparison table of the pair of bowling balls shown:

To compare the Roto Grip Uproar to any other bowling ball(s), please use our Bowling Ball Comparison tool.

The BTM Ball Testing Team

About The BTM Ball Testing Team

The BTM Ball Testing Team is led by Eric Martinez. Our team of three testers has thrown and reviewed hundreds of bowling balls for Bowling This Month. When not testing balls for BTM, Eric owns and operates University Pro Shop in San Antonio, TX and he is an avid competitive bowler. Click here to learn more about how we test and review bowling balls.