The Pulsar PTG1221S lawn mower is designed to help keep your lawn looking great all year long. It features a 7 position height adjustment & a 21” cutting width for optimal precision, & features like the side discharge, rear bag, & 3-in-1 mulching capability give you more options when cutting. The self-propelled system makes for more user-friendly operation, so you can focus on the finer details. The PTG1221S utilizes a powerful 173cc 4 Stroke gasoline powered engine to give you everything you need to maintain a beautiful lawn in every season.