Troy-Bilt Polar Blast 4510 420cc Electric Start 45-Inch Two-Stage Gas Snow Thrower Powered by a 420cc 4-cycle Electric Start All-Wheel Drive OHV electric start gas engine making it easy to clear large amounts of snow quickly Clears snowy walkways up to 45" in width and 22" deep in one pass and designed with Just One Hand Operation for easy use Equipped with a heavy duty 16" serrated auger and impeller for added force when removing snow High impact, adjustable polymer skid shoes help protect surfaces from scuffing and 180 degree crank chute to clear snow in desired direction Designed with Dual 16" x 6.5" X-Trac tires allowing you to plow through snow easily