Professional grade quality genuine solid brass storm screen door latch: knob and lever 21250-004 by idh. Backset: 1-3/4-inch, rose diameter: 1-7/8-Inch, knob and lever projection: 2-inch, latch length: 2-5/8-Inch, latch diameter: 5/8-Inch, knob diameter: 1-3/4-inch, lever length: 2-inch, spindle length: 3-3/8-Inch, standard strike: 1-3/4-inch x 1-1/4-inch, weight: 10.5 oz. Since 1987, idh has been supplying a wide spectrum of high quality solid brass architectural and decorative hardware and bath accessories to our customers nationwide and abroad. Our products are strategically positioned to appeal to pro-customers who demand elegance in solid brass at great prices.