Bowling Ball Hardness Research

The United States Bowling Congress (USBC) released a new research report examining how bowling ball hardness changes with use and performance implications of ball hardness.

Click HERE for USBC's news release on the Hardness Research Report (Updated Nov. 1, 2022)

Click HERE for the Hardness Research Report published in 2022 (Nov. 1, 2022)

VIDEOS

Hardness Research Report Video - Part 1


Hardness Research Report Video - Part 2


Hardness Research Report Video - Part 3

Click HERE for a letter from USBC Executive Director Chad Murphy on recent bowling ball announcements (April 1, 2022).

Click HERE for an FAQ on recent bowling ball announcements (April 1, 2022).

Click HERE for USBC's statement on Purple Hammer Hardness (March 1, 2022).

Click HERE for the 2020 Hardness Research Report.

Click HERE for the report of the bowling balls tested at the 2020 U.S. Open.

Click HERE for the Hardness Research Report published in 2019.