3″ high x 1 1/2″ wide. Steel body. Steel shackle. Steel slide bars. “None of the patents show 10 slide bars, They show 8 and 9. The combination for this lock is changeable. TOBLER” is embossed on the top of the body. “MADE IN GERMANY” is stamped on the base of the body.Patent #1502411. US Patent #RE16215. US Patent #1610746. US Patent #1728902.