Sports such as fives, rackets, sailing, badminton and polo are represented. Many companies manufacture and distribute tennis rackets. Real tennis uses wooden rackets and cork-filled balls. Squash rackets have changed in a similar way to tennis rackets. Wilson is a major manufacturer of tennis rackets. Wood is still used for real tennis, rackets, and xare. Ruggiero soon became successful in bookmaking, extortion and loansharking rackets. They start by disrupting Zucco's gambling and extortion rackets. Other charges include mafia association, corruption and protection rackets. They bought a run-down snooker club in Mile End where they started several protection rackets. He played large parts in gambling, alcohol, and prostitution rackets. Gallucci also got into violent disputes with rival gangs over his control of illegal rackets. Customization of squash rackets has grown over the years as well. He called his new sport "paddle rackets". The company failed to adapt to the changing market for the new lightweight graphite rackets.