They are found on steering linkage, tie rods, control arms and other systems requiring precision articulating linkage. A heim joint, also known as a rod end bearing, is a mechanical articulating joint used in many vehicle applications.
Hose barbs are cylindrical pieces or parts for attaching and securing of hoses (tubing).The barb-like rings on the cylindrical piece allow for an easy push-connection of flexible-plastic or rubber tubing that is not so easily disconnected.