Mid East 4.75 Inch Duduk Flute Ney Cane Reed & Bridle. The large cane Turkish Duduk or Ney reed with bridle is approximately 4 to 4.75 inches in length. The width of the mouth end is 1 to 1 1/2 inches. The open end can vary from 1/2 to 5/8 inch. For a proper fit, use hemp, bee's wax, and/or sand the reed end to fit. Sizes vary.