3 1/4″ high x 2″ wide. Brass body. Brass shackle. 10 brass buttons. “42” is stamped on the obverse of the shackle. “Doug Oestreich” is etched on the reverse of the body. “0409” is stamped on the reverse of the body. To open the lock press the correct buttons on both sides of the case, slide the bar on the obverse of the case up. Slide the bar on the obverse of the case to reset all 10 buttons. April 2009. Only 1 of these locks were made.