Folding drop leg for a trailer jack

A folding drop leg for a trailer jack comprising:

• a) a mount support;
• b) a swing plate cradle;
• c) an automatic locking pin;
• d) a hinge pin that mounts through said mount support and into said swing plate cradle, said hinge pin creating a hinge point that pivotally mounts said swing plate cradle to said mount support, allowing said swing plate cradle to swing from a horizontal position to a vertical position while keeping said mount support and said swing plate cradle connected together;
• e) a leg mount body mounted to an end of the swing plate cradle;
• f) a mast leg;
• wherein said mast leg is mounted into said leg mount body;
• wherein said mount support further comprises a plurality of apertures and is configured for attaching to a bottom of a trailer jack;
• wherein said automatic locking pin is mounted to a side of said swing plate cradle and said automatic locking in is configured to engage with respective apertures in the mount support and swing plate cradle when the swing plate is in said vertical position;
• thereby locking said swing plate cradle in said vertical position;
• and
• wherein said automatic locking pin is mounted in an automatic locking pin shell that is welded to the side of the swing plate cradle, said automatic locking pin shell containing a spring.