ane-like” balls that were announced Tuesday in this PBA news release. If it does look very different, fans who consider watching urethane balls being used on the PBA Tour “boring” may find a more exciting PBA in 2024. The key change is hiking the minimum hardness at manufacturing from 73D to 78D, which may make balls like the PURPLE HAMMER and Storm PITCH BLACK not nearly... subscribe to read more. Social Media: