Schlage F58 ADD 622 Addison Exterior Handleset with Deadbolt, Matte Black (Exterior Half Only) Exterior half only Requires F59 to complete handle set Patented adjustable bottom through-bolt for easy installation. Moves up and down 1 1/2" to fit pre-existing holes. 4" minimum center to center door prep required for this two piece model. Lifetime Mechanical and Finish Warranty