Grandeur Hardware 850738 Carre' Tall Plate with Lyon Knob, Double Dummy, Vintage Brass - -. Made with solid, forged brass for durability . Pre-attached knobs for quick and easy installation . Single Dummy/double Dummy: ideal for interior doors that require a push/pull function – no latch or lock . Complete set for one door (includes both sides) . Lifetime mechanical warranty . The Carre plate, with its clean parallel lines and uncomplicated shape, provides endless versatility. Created from high-quality, pure glass, our Lyon knob exudes elegance with its clean, crisp octagonal edges and bold color. All grandeur knobs are created from 24% lead crystal for unparalleled clarity and beauty, and mounted on a solid (not plated) forged brass base. . . .