Bowling ball Bowling ball A bowling ball is a piece of sporting equipment used to hit bowling pins in the sport of bowling. Balls used in ten-pin bowling are typically hard spheres with three holes drilled in them, one each for the ring and middle fingers, and one for the thumb. Regulating bodies such as the USBC maintain requirements for the properties of bowling balls, including size, hardness, and number of holes, as well as maintaining a list of bowling balls approved for competitive play. Other bowling balls, such as those used in five-pin bowling, candlepin bowling, and duckpin bowling are smaller,
Ten-pin bowling is standard WADA recommendation. They were due to be re-instated into the official bowling tournament community in early 2008, subject to WADA and BTBA review. This story was first reported on in Go Tenpin magazine. Pin characteristics, the bowling ball, and the lane surface are regulated by the USBC, BTBA and others. Technological changes throughout the history of the sport have often required new regulations. This continues today, often with great debate. The controversies usually involve "scoreability" related to greater strike carry on less-than-perfect shots. The increasing frequency and degree of higher scoring irks many bowling purists, who say that