The Trailer King RST tire is engineered and built to meet the demands of today's trailers. The tire features a modern tread design manufactured using segmented molds to provide exceptional uniformity and appearance, while the optimized tread design delivers superior strength, durability, and resistance to heat build-up. Whether your needs are for travel, fun or work, the Trailer King RST gives you the performance you need at a price you can afford. It has many applications such as: 5th-wheel trailers, RV trailers, boat trailers, and utility trailers.