It has been designed with an entirely new choice of facings to meet the demands of the world's top performers. Its features include a new chamber, with a redesigned baffle and sidewalls to provide an even more centered tone; a new tip rail, for a more precise fit of reed; and, a longer shape for a more secure fit and easier tuning.
E.Rousseau Classic # 3R : Tip Opening: 1.35mm Medium Close
E.Rousseau Classic # 4R : Tip Opening: 1.42mm Medium
E.Rousseau Classic # 5R : Tip Opening: 1.50mm Medium Open