i'm putting used but i don't think it was ever used it's just missing Retainer plate and inside rose. Might also be missing 2 machine screws. Being sold for parts ONLY. Comes with 2 keys. does turn and lock. See pictures for what you get. Sargent Essex Entrance Door 5 Line Cylinder Knob Bored Lock. Sold as is.

Note:

this is not a standard size make sure you have the same exact cylinder assembly