idh by St. Simons 28500-003 Premium Quality Solid Brass Mortise Door Bolt， Polished Brass<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Premium quality solid brass</li><li>Body length: 2-1/2-inch， diameter: 9/16-inch， projection: 7/8-Inch</li><li>Backset: 1-3/4-inch， throw: 1/2-inch， weight: 3.5 oz</li><li>Strike: 1-3/4-inch x 7/8-Inch， screw: #6 x 3/4-inch</li><li>Easy installation</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41GObw%2BD8sL.jpg" noproxy>