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 In Britain "Mintel International Group Ltd" produced a "Market Research Report" in July 2004 which gave the UK's Tenpin bowling sales and market by sector from 1999–2003 and also the type of customer. The Indian Tenpin Bowling Association (ITBA) produces the magazine "Go Tenpin". However, it is not specific to the United Kingdom and is highly respected around the globe in ten-pin bowling circles. (The final issue of the magazine was August 2009 it has been superseded by an online e-zine). The United States Bowling Congress (USBC) publishes a magazine for its entire membership called "U.S. Bowler". Other widely acclaimed