TE Connectivity Positive Lock Connector Contacts - MK II 250 SeriesMK II 250 Series positive lock receptacle and flag style crimp terminals with reduced insertion force and snap action locking which accept a wire size range of 20 to 10 AWG. These Positive Lock crimp receptacles lock onto the mating tab terminals containing holes or dimples and make a mechanical 'snap' when correctly positioned and can only be removed when an integral depressor on the receptacle terminal is deflected.NoteFor Shrouds order separately: Black 388-3246, Natural 388-3252 and Red 388-3268.TE Connectivity Positive Lock Range