Keep your lawn mower running smoothly with this pack of 4 air filter cartridges. Designed to fit Briggs & Stratton 500-550 E & EX series, these cartridges are perfect for those who need to replace their old and worn out filters. Made with high-quality materials, these filters are sure to keep your lawn mower running strong and efficient.

With a power source of gas, these air filters are perfect for those who need to maintain their lawn mower's performance. Each cartridge is designed to fit perfectly in your lawn mower, ensuring that you get the best results from your equipment. Don't let a dirty air filter ruin your lawn mowing experience - upgrade to these top-quality air filter cartridges today!