StrikeStack
Ball library
Brunswick Crown 78U bowling ball

Brunswick

Crown 78U

Released December 2025

Medium OilEarly HookTraction
Hook strength
4/10

Specs

Coverstock
Urethane Solid 78D Urethane Solid
Core
Tiered Hexagon (Urethane) Symmetric
RG
2.549
Differential
0.046
Factory finish
500/1000 Siaair Micro Pad
Released
December 2025

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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