AAVIX AGT1420 Gas Powered Single Stage Snow Thrower 20in Storage Shed Lawn PatioAAVIX AGT1420 Gas Powered Single Stage Snow Thrower 20-inch Storage Shed Lawn Patio Factory Brand New! The AAVIX AGT1420 Single-Stage Gas Powered Snow Blower, 20-inch clearing width and 21-inch walking elevation and control conveniently located for very easy operations. Optimum angle for.