STIHL 26RS-81 20" Oilomatic® Rapid Super Chain is expertly crafted to deliver cutting performance, speed, and efficiency. Designed with an innovative cutter and tie strap configuration, this chain minimizes vibration while retaining an aggressive full-chisel profile for fast and precise cuts. Razor-edged, square-cornered cutters reduce friction, ensuring remarkably smooth and clean results even in hard or frozen wood. I for demanding forestry and industrial applications such as felling, bucking, and limbing, the STIHL Oilomatic® Rapid Super Chain is tailored for high-powered chainsaws and professional users seeking superior performance. Regular sharpening and maintenance are essential to sustain its cutting efficiency. For added safety, STIHL recommends pairing low-kickback, green-labeled chains with green-labeled reduced-kickback bars on all powerheads. Model Number: 26RS 81