Brass and steel construction. Lock 1: 3 Wheels. Brass and steel. .597″ high x .532″ wide x .227″ diameter. 5 locks made. Lock 2: 4 Wheels. Brass. .616″ high x .471″ wide x .304″ diameter. 5 locks made. Lock 3: 3 Wheels. Brass. .619″ high x .376″ wide x .305″ diameter. 5 Lock made.Show Photo Gallery