A Collar is a ring-shaped metal part with a hole in the center. The turnbuckle is placed into the hole, and the collar is then tightened to secure the turnbuckle in place. It ensures that the screed power crown components are properly aligned. It helps to maintain the screed's leveling performance.Attributes:• The collar is tightened on the turnbuckle using a bolt• Manufactured to precise specifications and is built for durability and reliabilityApplications:A Collar is used to secure the turnbuckle of the screed power crown onto the rod and prevent the turnbuckle from loosening or vibrating.