Excellent DesignThe front door handle is perfect for use with an mechanical deadbolt or electronic smart deadbolt lock on entry doors and front doors. The black entry door handle is designed in both conventional and modern style, so it fits most decoration styles, and suitable for both commercial and residential applications.Adjustable & ReversibleThe length of the door latch can be adjusted from 60mm to 70mm(2-3/8 to 2-3/4 inch). Fits most standard-sized doors ranging from 1-3/8 inch or 1-3/4 inch in thickness. The hole drill of the handle set can be adjusted from 200mm/7.87in to 228mm/9in to fit most preexisting door configurations. It is also reversible to be used perfectly for both right and left handed doorsHeavy-Duty Material & Durable FinishThis door handle set is made of heavy duty Zinc Alloy, which can last a long life, not easy to break The whole handle set adopts advanced electroplating painting technology so the matte black finish has highly resistance to rust and corrosion.Easy InstallationThis black door handle comes with installation instruction, so that you can easily install the entry door handle by yourself without a professional handman. Self-aligning screw holes allow you to install quickly and easily in minutes with just a screwdriver.