InventHelp Inventor Develops New Bowling Ball Thumb Insert (TKC-104)

PITTSBURGH, Jan. 27, 2026 /PRNewswire/ -- "I wanted to create a new bowling ball thumb insert that would ensure a consistent feel and grip between different balls," said an inventor, from Blythewood, S.C., "so I invented the AFTER OURZ. My attractive design would also allow a bowler to...