1 5/8″ wide. Steel body. Brass shackle. Keyway: Flat. The reverse of the case is the same as the obverse. “CORBIN” is embossed on the obverse of the shackle. “MADE IN USA” is stamped on the obverse of the shackle. “NEW BRITAIN CT. U.S.A.” is embossed on the reverse of the shackle.