Ten-pin bowling ramp in which a bowler will use two hands and push the ball down the ramp onto the lane. There are three widely recognized delivery styles used while the ball is released onto the lane. (See article: Bowling form.) These are the "stroker", "cranker" and "tweener" styles. Lesser used (and newer) styles include "no-thumb" and "two-handed". Strokers often keep their shoulders square to the foul line and their backswing generally does not go much above parallel to the ground. This type of delivery reduces the ball's rate of revolution, thus decreasing its hook potential and hitting power. Strokers rely on
Ten-pin bowling is enjoyed by people the world over. In 1875, delegates from 11 bowling clubs in New York City and Brooklyn gathered to form the National Bowling Association (NBA) and adopt a set of standard playing rules. While they agreed on a uniform distance of 60 feet from foul line to head pin and the size of the bowling ball, there were many other disagreements, including scoring, that caused splinter groups to form. It wasn't until 1895, when prominent bowling leaders gathered in New York City to form the American Bowling Congress (ABC), that the bulk of the standard rules for