StrikeStack
Ball library
Roto Grip Rubicon UC3 bowling ball

Roto Grip

Rubicon UC3

Released November 2021

Medium OilEarly HookTraction
Hook strength
6/10

Specs

Coverstock
Tour-ethane Pearl Urethane Pearl
Core
Rondure Asymmetric
RG
2.490
Differential
0.052
Intermediate diff (mass bias)
0.011
Factory finish
1000 Abralon
Released
November 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.

Balls that react like the Rubicon UC3

More from Roto Grip