The product is a set of 4 Troy-Bilt push mower wheels caps and nuts designed for the TB110 model with a Briggs 140cc 550EX engine. These wheels are made in the United States and are compatible with other Troy-Bilt mowers. The high-quality materials used in these wheels ensure durability and reliability for your lawn maintenance needs. Upgrade your lawn mower with these genuine Troy-Bilt parts to keep your yard looking neat and well-groomed.