Bowling pin topic

Bowling pins are the target of the bowling ball in various bowling games including tenpins, five-pins, duck.flapins, and candlepins. Pin specifications for standard tenpins are set by the United States Bowling Congress. Pins are 4.75 inches wide at their widest point and tall. They weigh 3 lb, 6 oz, although in 1998 pins weighing were approved. Duckpins are shorter and squatter than standard tenpins. Canadian fivepins are between duckpins and tenpins in size, but have a thick, inch-wide... full article at wikipedia