Yard Machines 208cc 22-Inch Two-Stage Gas Snow Thrower Powered by a 208cc gas engine that eliminates the need for mixing gas and oil and has a self-propelled drive system Clear snowy pathways up to 22" wide in just one quick pass Equipped to operate on both smooth and gravel surfaces for your convenience Exceptional moving power of a two-stage unit in the convenient, compact size of a single-stage Designed with 13" x 4" snow hog tires to help power through deep, wet snow