This is the needle portion of a very rare type of MC cartridge. One in which the needle assembly is replaceable without retipping. Almost all MC cartridges required retipping because the needle assembly is not user replaceable.
Usable in any moving coil (MC) cartridge listed below. Available options above may be high or low output moving coil as the case may be. AUDIO TECHNICA CARTRIDGES AT-3100 AT3100 AT-3200 AT3200