The Oregon V81 20" PowerCut Saw Chain is a .063" gauge, low-vibration chain for professional woodcutters using .325" pitch saws. The full chisel cutters cut quickly and accurately for top performance. Offset depth gauges prevent the cutters from driving into the sidewall of the cut for smoother cuts. This chain works with several STIHL saws. Check the Fit Guide for a complete list.Find the CHANSW CHAIN STL 81 20L at Ace.