Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. A bowler in the sport of cricket is usually a player whose speciality is bowling, analogous to a pitcher in baseball. A bowler who is also a competent batsman is known as an all-rounder. There are several types of bowlers and most teams will have a variety available in the team to take advantage of pitch or weather conditions or known weaknesses of the opposition. A fast bowler is usually the mainstay of a team''s attack. They will take a long run up before bowling each ball to build momentum and rhythm and can deliver the cricket ball at an average speed of 145 km/h. Shoaib Akhtar of Pakistan is an example of being the first to deliver a ball at 160 km/hr.