This 2-pack of spark plugs are perfect for your lawn mower. They are designed for optimal performance and reliability, ensuring that your mower runs smoothly and efficiently. The brand of these spark plugs is Champion/MTD, and they are made specifically for gas-powered mowers. The part number for these spark plugs is 794-00082 and 791-180852B, with a compatible fit for CHAMPION RDZ19H, A4RTF, and 794-00043 models. With a pack of 2 spark plugs, you can rest assured that you will have a spare handy in case of need. These spark plugs are a crucial component for your lawn mower's performance, and this pack is a great choice for anyone in need of reliable and high-quality spark plugs.