Keyed entry function is perfect for use on entry doors where keyed security is needed. Unlocks from the inside when the door handle is rotated, allowing you to leave quickly and conveniently and re-enter easily from the outside. Upgrade an existing door lock yourself with no skill required, easy to install in minutes with only a screwdriver. Universal latch slides easily into place to fit standard doors with 2-3/8 In. or 2-3/4 In. backsets. Fits both right and left handed doors, 1-3/8 In. to 1-3/4 In. thick. Choose from high-quality exterior door knobs and levers in a variety of functions and trust your home to Schlage.