C3-803 Similar Southco Grabber Catch Latches Knuckle And Tension Door Catches Press close pull open

Knuckle Catches and Tension Catches allow doors to be kept in a closed position preventing unintentional opening. They operate by simply being pushed into position.
Get an extra degree of closure force on doors, with this compact latch's internal spring-loaded pawl that provides over-center latching. The built-in pull-up provides tension to help prevent looseness or rattle of the door against the frame. Built-in microswitch option provides added functionality.