A Chain Pin also known as a connecting pin with a round head is used for tightening or loosening operations of the components in the Undercarriage. The pin is inserted through the links of the chain and secured in place with the help of a locking mechanism. The head prevents the pin from being pushed through the chain.Attributes:• Withstands heavy loads and stresses without deforming or bending• Helps to ensure proper alignment of the pinApplications:A Chain Pin is used to secure the chain links together.