91PS (91 Low Profile™) 3/8 in. (9.5mm) pitch, .050 in. (1.3mm) gauge. Sharpen only with PowerSharp sharpener.
Look for the PowerSharp diamond stamped on each cutter link. Only genuine PowerSharp saw chain should be used with the PowerSharp system.
Recommended saw sizes: 2.3 cu. in. (42 cc) and smaller gas saws