This brushed stainless steel entrance lockset is keyed on the outside and has a turn button on the inside for locking at night when you're sleeping.  The knobs are 1-7/8" diameter and protrude 2-1/2" on both inside and outside. Comes with 2 keys.

It fits doors meeting these conditions:

• Door thickness of 1-3/8" to 1-3/4"
• Backset of either 2-3/8" or 2-3/4". A backset is the measurement from the center of the knob to the edge of the door where the bolt exits the door edge.
• Allowing for the backset above, room on outside surface of door and inside surface of door to mount the round backplates (escutcheons) which are both 2-1/2" diameter.

You may also want to consider this lockset in polished chrome: VTS-560