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Roto Grip RST X-1 Squad bowling ball

Roto Grip

RST X-1 Squad

Released April 2021

Medium OilLate HookAngular
Hook strength
5/10

Specs

Coverstock
eTrax-P20 Pearl Reactive
Core
Roto Star Tour (RST) Asymmetric
RG
2.530
Differential
0.053
Intermediate diff (mass bias)
0.016
Factory finish
1500 Polished
Released
April 2021

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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