This is a set of two 14 Gauge Steel Diamond Plate Round Utility Trailer Fenders. This style and size fender is commonly used on single axle utility trailers, such as landscaping trailers. However, this fender can be welded or bolted for use with all kinds of trailer applications. This fender size, as long as it is installed at the proper location and height, will accommodate most trailer tire sizes from 13 inch to 15 inch trailer tires. This 14 Gauge Steel Round Style Trailer Fender has the advantage of strength and durability over some other types of fenders.