Emtek Baden 4820 Modern Brass Single Cylinder Keyed Entry Handleset. This sturdy and modern entry set adds the perfect accent to your front door. Standard 2-1/8" door prep. Standard latch is 2-3/8" backset, but we include 2-3/4" backset pieces as well so you have what you need to install right out of the box! To determine if you need right handed or left handed, look at your door from the OUTSIDE. If the hinges are on the left, you need left handed, if the hinges are on the right, you need right handed. Comes with Helios levers, keys, deadbolt, mounting screws, directions, and template for installation.