Here is one brand new 18 inch Oregon professional full chisel chain. 22LPX068G. List $27.09.This is Oregon's version of Stihl 26RS 68 chain. This chain is .325 pitch .063 gauge and 68 drive links.Always match up the spec numbers stamped on the bar. They should read 68DL 1.6mm 325 for this chain to fit. 20 series is the high performance choice for homeowners, arborists and commercial cutters.This is Oregons newest High performance top performing .325 chain. It has blued square corner chisel cutters for faster cutting, improved strength and corrosion resistance. X grind improves sharpness with substantial speed improvement and improvement in boring and under cutting. (We also have the anti-kick micro chisel in this size 22BPX068G).