Ten-pin bowling Bowling Championships. Ten-pin bowling has an international ranking system, as with many professional individual sports. This ten-pin equivalent is known as the World Ranking Masters and is made of three vast tours: the European, Americas and Asian bowling tours. Other minor tournaments, although major in their respective countries, include Britain's prestigious BTBA Nationals (BTBA National Championships), the Brunswick Ballmaster Open, Brunswick Euro Challenge in Greece, ETBF European Youth Championships, the European Gold Cup and the Mediterranean Challenge Cup. The world's premier amateur event is the WB/WTBA World Championships (World Bowling) which has been running since 1954 and is now held
Ten-pin bowling clockwise (for right handers) or counter clockwise (for left handers) upon release of the ball. Like a conventional release that generates hook, this technique will also cause the ball to move in a curved path rather than in a straight line. However a right handed backup will follow a left handed conventional path, and a left handed backup will follow a right handed conventional path. This style of bowling can be significantly harder to learn for new bowlers and there is increased risk of injury to the wrist, especially when heavier balls are used. However, a right handed backup bowler