SnowDogg Part # 16121350 - MD Plow Shoe Assembly is for (1) single shoe assembly for your plow, including hardware for the shoe. If you need to purchase both shoes for your plow, you'll need to purchase (2) of these kits. This shoe assembly is specifically made for the SnowDogg MD68, MD75, and MD80 straight blade plows. The shoes allow you to adjust the height if you have loose gravel or any other fragile ground that needs snow cleared from it, the shoes allow you to skim across the top without ripping up the ground underneath.