Dummy Set Function: Dummy sets have no latch or locking mechanism. Typically dummy sets are used as merely a pull on the inactive side of a double door. This is a dummy set so it comes with both the interior and exterior handles. Pair this with passage or keyed door hardware for a complete double door solution. Features: Crafted with solid brass and genuine lead crystal Handing is reversible for left or right handed doors Easily installs on doors with no cross bore Covered by a Limited Lifetime Mechanical and 10 Year Finish Warranty Hand assembled in the United States Product Technologies: Solid Brass Construction: Grandeur rosettes and backsets are forged from a solid piece of brass. This process yields a denser stronger and higher quality product that can better display intricate designs than casted door hardware. Genuine Crystal: Grandeur crystal knobs are constructed of at least 24% lead crystal. Crystal is both stronger and more reflective than glass; displaying a bright sparkle and rainbow prism effect. Specifications: Door Thickness: 1-3/8 to 1-3/4 Handing: Reversible Left or Right Handle Height: 2-1/4 Handle Width: 2-1/4 Handle Projection: 2-9/16 Trim Height: 8-1/4 Trim Width: 2-13/16 Material: Brass Crystal