Vintage Railroad Safetran Signal Switch Lock - No Key Needed - Screw Lock

Safetran Systems Corporation was an American company that manufactured switch machines, railroad wayside signal systems, rail transit signaling and rail-highway level crossing active warning systems.

This their signal switch screw lock. it's use could have been to be securing switch points, preventing tampering and unauthorized access, ensuring safety during maintenance or track work, maintaining security in train yards and sidings, or their most used purpose which was supplementing power-operated switches.

This item full of rich history and made by a well respected Railroad Company- Safetran Systems Corporation is not just a lock but is a piece of history, a relic from the United States Railroad System.