4 5/16″ high excluding clevis x 3″ wide x 1 1/4″ deep. Weight: 1lb 9.7oz. Bronze body. Bronze shackle. Post key. Extra heavy 3 tumbler. Spring dust guard. “W.BOHANNAN BROOKLYN PATENTED, JUNE 25.78 97” is stamped on the obverse of the shackle. Catalog #: 97, first appears in catalog of 1880.Patent # 205171.