4 1/2″ high x 4″ wide. Steel body. Steel shackle. 2 brass dials. 4 brass slides. “45” is stamped on the obverse of the shackle. “12 34” is stamped on the obverse of the body. “Doug Oestreich” is etched on the reverse of the body. To open the lock set the slides and left dial to the correct combination, then push the left dial to the left and the shackle will pop up. The right dial is a decoy/decoration. Only 1 of these locks were made.