For installing standard cylindrical door locks with 2-1/8" bore. 2-3/8" backset models overall size 4"w x 4-1/2"l. 2-3/4" backset models overall size 4-1/4"w x 4-1/2"l. u.l. listed. screws included.

For installing standard cylindrical door locks with 2-1/8" bore. 2-3/8" backset models overall size 4"w x 4-1/2"l. 2-3/4" backset models overall size 4-1/4"w x 4-1/2"l. u.l. listed. screws included.