ANSI A156.2 Grade 3 Standard. All-metal construction. KW1 keyway rekeyable for master and construction keys. Adjustable backrest. Fits wood or metal doors 1 3/8 to 1 3/4 inches thick. We offer a wide variety of garden and lawn products available in brilliant designs. These products are made to provide you with maximum convenience during your leisure time. Whether for personal or professional use, you'll find the right one for both purposes. Features: Polished brass passage, bright brass case. Package Specifications: Dimensions: 0.1 x 0.1 x 0.1 inches. Weight: 0.8 pounds