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Columbia 300 Rock Star bowling ball

Columbia 300

Rock Star

Released December 2000

Medium OilMid HookTraction
Hook strength
5/10

Specs

Coverstock
TEC2 Particle Reactive
Core
Rock 2-Piece Symmetric
RG
2.511
Differential
0.035
Factory finish
Polished
Released
December 2000

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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