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6 Σεπ 2022 · As a courtesy to league and tournament participants, House Balls may be used even though they are not specifically posted on the Approved Ball List. Please see the USBC Equipment Specifications
The approved ball list is updated weekly to allow manufacturers and bowlers know what balls are approved for use during USBC-certified competition. PDF Format.
HK22 - Activator Plus 3.0 Pearl Pearl Reactive. 500/1000/1500 Siaair, Crown Factory Compound. Vintage Light Bulb Symmetric. 2.568. 0.032. No Doubt. Oct 2024. HK22 - HK22+ Pearl Pearl Reactive.
USBC Approved Bowling Balls (See rulebook, Chapter VII, "USBC Equipment Specifications" for any balls manufactured prior to January 1991.) Page 1 of 78. 900 Global Power Slam Jun-09 ... ACE Bowling Champion Cruise Feb-11 ACE Bowling Champion Deep Impact Mar-10 ACE Bowling Champion Innovation Jan-10 ACE Bowling Champion Innovation II Aug-10
The following chart takes the difference in hardness measurement for each ball tested at both events and summarizes them into groups based on difference ranges. Note: Negative differences...
The United States Bowling Congress (USBC) released multiple research reports examining how bowling ball hardness changes with use and performance implications of ball hardness.
The BTM At-A-Glance Ball Comparison Table shows a tabular comparison of all recently-reviewed bowling balls. Currently, all balls in our database are shown in the table. BTM subscribers can customize the columns displayed on their Edit Profile page.
