Replaceable 2.0mm atomizing heads for use with the 3M™ Accuspray™ ONE Spray Gun Kit PN 16578; the 3M™ Accuspray™ ONE Spray Gun PN 16579 and all other Accuspray™ disposable head spray guns. Other sizes available are 1.2mm, 1.4mm, 1.8mm and 2.0mm.