Guide bar and Chain Kit for MS170 / MS171 / MS172 12" chainsaws 

INCLUDES: AFTERMARKET 12" 1.3MM PICCO GUIDE BAR & STIHL GENUINE 12" 1.3MM PICCO CHAIN

Bar and chain are the oversized 1.3mm picco chain rather than the standerd 1.1mm. Bar and chain will fit on fine with no change to sprocket.

Count the number of drive links in your old chain to determine your chain length.

The drive links are the bottom parts of the chain that sit down into the guide bar.

Take chain off chainsaw, lay flat and count the drive links in 2's e.g. 2,4,6,8,10 for the easiest way to find you chain lenght.

Chain Specification
Bar Length: 12" (44 chain Links)
Chain Pitch: 3/8" PICCO
Chain Gauge: .50" / 1.3mm
Chain File Size: 4.0mm / 5/32"

FITS:

Stihl 017 guide bar

Stihl MS 170 guide bar

Stihl MS 171 guide bar

Stihl MS 172 guide bar