After initial mounting brackets and pulley frame brackets are attached, the snow thrower can be removed without tools. Two 12" diameter serrated input augers pull in snow and then the high speed impeller propels the snow thru the poly chute. Replaceable wear plate and skid shoes. Can be raised and lowered from tractor seat. Operator can adjust discharge chute and control deflector pitch and has 180 degree rotation from the tractor seat. Wheel weights and chains recommended. Works with all Husqvarna tractors.