21In Clearing Width 4-Cycle 123cc Snow ThrowerIncrease traffic to your listing with Auctiva’s FREE Scrolling Gallery. Yard Machines by MTD. The item “21In Clearing Width 4-Cycle 123cc Snow Thrower” is in sale since Sunday, February 14, 2016. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Outdoor Power Equipment\Snow Blowers”. The.