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Roto Grip Defiant Edge bowling ball

Roto Grip

Defiant Edge

Released July 2012

Medium OilMid HookAngular
Hook strength
6/10

Specs

Coverstock
MicroBite Pearl Pearl Reactive
Core
Paragon Asymmetric
RG
2.490
Differential
0.054
Intermediate diff (mass bias)
0.017
Factory finish
1500 Polished
Released
July 2012

The oil, hook and strength labels are StrikeStack's estimate from the published specs, not the manufacturer's rating. Specs provided by bowwwl.com.

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