They are back again MICA diaphragms in the folowing sizes 43/48/50/52/54 mm43 for exhebition 48 for hmv nr 2 54 for hmv nr 4 or other soundboxes
Look at all the pictures for condition and sizes, price is for ONE diaphragm only, so let me now WICH SIZE YOU WANT
PLEASE NOTE MICA is a natur product so there can be some spots or other defaults in the diaphragm.
IF YOU WANT A 100% clear and faultless one want DON'T ORDER