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:74MH
Type:Reactive Pearl
Box Finish:1500 Grit Polished
Color:Yellow / Smoke / Ruby
Empty
Core Specs
Name:NA
Type:Asymmetrical
RG:2.49
Diff:0.054
Int. Diff:0.017

The Totally Defiant is the fourth installment into the Defiant line. Roto Grip has not changed the core in any of these releases, instead relying on the coverstock to provide different amounts of hook and reaction shapes. The 74MH pearl cover allows the Totally Defiant to glide through the front and make a big move at the friction.

This type of motion was best for us on our medium test pattern. All three testers were able to get the Totally Defiant close to the pocket and watch the pins explode. Stroker was in the same area he normally is, but ...

Roto Grip Totally Defiant Comparisons

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To compare the Roto Grip Totally Defiant 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.