Oregon PowerSharp 541655 Conversion Kit 55-Drive Link 91PS Chain 3/8 in TPI/Pitch

Now you can sharpen fast, easy and on the saw with the PowerSharp® system. Includes the 91PS PowerSharp® chain, a guide bar designed for PowerSharp® and the PowerSharp® bar-mount sharpener. Go from dull to sharp in just 3 secs.