Crown 78U

Brunswick Crown 78U bowling ball photo

Urethane Solid 78D Coverstock

Tiered Hexagon - Urethane Symmetric Core

16 lb 15 lb 14 lb 13 lb 12 lb
RG 2.577 2.549 2.566 2.574 2.597
Diff 0.039 0.046 0.046 0.04 0.04
Length 86% 68% 79% 84% 98%
Flare 53% 69% 69% 56% 56%



  • Factory Finish:
    500, 1000 Siaair Micro Pad

From Brunswick:

Brunswick introduces the Crown 78U, giving bowlers a new urethane option approved for use in most USBC national competitions.