Mosler 1830 4 key change wheels direct drive combination lock. LOBC (locked on back cover) Fantastic condition. With dial and extended punch proof spindle.
Used on a multitude of vault doors. These are obsolete so this is highly collectable. You put this on your shelf and it is guaranteed to attract attention. Do not pass this up.
Every safe and vault guy wants one of these!! Pictures are the exact item you will be receiving. Mounting screws, spline key and change key included. YES there is a change key included!!!