Section 18 Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof 92 Musical instruments; parts and accessories of such articles 92 09 Parts and accessories for musical instruments; metronomes, etc 92 09 94 Parts and accessories for the musical instruments of heading 92.07 Commodity Code Description 92 09 94 00 Parts and accessories for the musical instruments of heading 92.07