Name: M10 O type pin safety pin
Color: yellow zinc
Material: carbon steel
Size: 7/16"x 1-3/4"
These pins are made of heavy-duty spring steel to ensure a firm fixation during installation.
All you need to do is to slide the bottom of the pin into the corresponding groove on the hook and fix the pin so that it closes tightly.
Use coupling pins for farms, lawns and gardens, trailer hitch receivers, and other applications to secure attachments and other agricultural implements.