The Briggs Stratton 445577 Piston & Connecting Rod 792023 & 796209 is a high-quality engine part designed for gas-powered lawn mowers. This pack includes one piston and connecting rod set specifically designed for the Briggs & Stratton model 445577-0435-E1. Manufactured by Briggs & Stratton, this product ensures reliable performance and durability for maintaining your lawn and garden equipment. With this piston and connecting rod set, you can trust that your lawn mower will continue to run smoothly and efficiently.