1-1/2" Wide laminated case. 4-Pin tumbler security. Dual steel levers lock both sides of case-hardened, 9/32" Diameter steel shackle. Clearance: 5/8" Horizontal. 2 brass keys. Numbers following backyard in pricing designates key#. all items ordered from that SKU# would be keyed alike to that#. the product is Manufactured in Mexico.