The Genuine Mercedes Spare Tire Compartment Bracket (part number 21189802147C45) is a bracket designed specifically for Mercedes vehicles. It is used to secure the spare tire compartment in place, ensuring that the spare tire remains stable and secure while driving. This bracket is made from high-quality materials and is an authentic Mercedes product, ensuring durability and reliability. It is compatible with various Mercedes models and is an essential component for any vehicle owner looking to properly secure their spare tire.