StrikeStack
Ball library
Roto Grip Transform Pearl bowling ball

Roto Grip

Transform Pearl

Released July 2026

Medium OilLate HookAngular
Hook strength
5/10

Specs

Coverstock
MicroTrax Pearl Pearl Reactive
Core
Morph-Wing Asymmetric
RG
2.510
Differential
0.051
Intermediate diff (mass bias)
0.015
Factory finish
Power Edge
Released
July 2026

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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