Schlage E Series entry function handleset. These locks are no longer available from Schlage. A direct replacement of these units is $1500.00. The door must have an oval cut in order for these units to work properly. They are a commercial grade lockset. Lockset will come with two OEM keys and new 2 3/8" backset deadlatch

Specs can be found below:

For fine residential doors door range standard 1 11/16" to 2 5/16"

comes standard with   2 3/8'' backset deadlatch  2 3/4" available as a separate upcharge.

Listing comes with knob design interior trim. 605 Bright  Brass finish.

mechanism made from cold rolled steel

Entry lock: unlocked by key from outside E51PD Plymouth Design