Schlage F58 PLY 613 Plymouth Exterior Handleset with Deadbolt, Oil Rubbed Bronze (Exterior Half Only) Exterior half only The F58 is one half of a complete set.The F58 cant be installed by itself. The complete set is sold as an F60 (see ASIN B00359DY7O as an example). The F59 (see ASIN B002QR8MOQ as an example) can be purchased to complete the set..Requires F59 to complete handle set.F58 works with any F59. 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