StrikeStack
Ball library
Roto Grip UFO bowling ball

Roto Grip

UFO

Released January 2020

Heavy OilEarly HookContinuous
Hook strength
9/10

Specs

Coverstock
MicroTrax-S20 Solid Reactive
Core
Equalizer Technology (E.T.) Asymmetric
RG
2.520
Differential
0.054
Intermediate diff (mass bias)
0.016
Factory finish
2000 Abralon
Released
January 2020

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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