StrikeStackBall library
Roto Grip Rumble bowling ball

Roto Grip

Rumble

Released August 2013

Medium OilMid HookTraction
Hook strength
5/10
Track it in your arsenalCompare in the library

Specs

Coverstock
55M Solid Reactive
Core
Late Roll 51 Symmetric
RG
2.550
Differential
0.030
Factory finish
2000 Abralon
Released
August 2013

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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