The Black Max 21″ Gas Self Propelled Mower is a powerful, lightweight mower that fully assembles in five minutes or less. This mower features a powerful Briggs Stratton 150cc 625 Series engine. Briggs Stratton engines are for the highest quality and dependability. The ReadyStart? System makes starting this lawn mower a breeze.? No choke, no prime, just pull the cord and go. 11″ high rear wheels provide great maneuverability through tough terrain and uneven surfaces. Two point, six position wheel height adjustment allows you adjust cutting height to meet your needs. The high domed solid steel deck provides superior mulching. A quick attach side discharge chute is also included. Equipped with Mow N’ Stow? Technology, this lawn mower can be stored upright without any fuel or oil leaks. Black Max 21″ Gas Self-Propelled Mower features a powerful Briggs Stratton 150cc 625 Series engine. Quick Assembly. Assembles out of the box in 5 minutes or less. ReadyStart? System. Easy, no prime, no choke starting. 2 Point Height Adjustment – one in front and one in back. Easily adjust the cutting height. 6-position height adjustment ensures an even, precise cut every time. Mow N’ Stow? Technology allows a lawn mower to be stored upright without any fuel or oil leaks. Assembled Height 38.8″ Weight 63.9 Pounds