https://picclick.com/Stihl-MS310-Chainsaw-With-20%E2%80%9D-bar-163588416451.html
I use this saw all year long, every year for the last 10, and save about $3000 on my heating bill each of those years. I finally figured out how to properly sharpen the chains for aggressive, long life. When you have a sharp chain, you feel like superman with this in your hands.