Features: Engineered with heavy duty 45 grade steel and rust resistant coating, this 2"/2.5" anti hitches clamp eliminates trailer wobble and noise through shaking dampening design, ensuring secure towing connection for various hitches accessories. Features tool easy installation with a reinforced steel structure that slides effortlessly into receiver tubes, while its erosion resistant surfaces withstands harsh weather conditions and heavy load applications. Ideal for truck owners, enthusiasts, and outdoor adventurers requiring stable trailer connection during country trips, cargo hauling, or recreational equipment transportation. Perfect for securing bike racks, cargo carriers, and boat trailers during highway driving, off road adventures, or long distance journeys where shaking control is critical. Its general compatibility with 2 inch and 2.5 inch receivers makes it essential for maintaining tight, easy connection across multiple towing equipment configurations. Specifications: Component : carbon steel Size: about 2inch/2.5inch(optional) Package Includes: 1 set Trailer hitches Clamp note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.