Stihl 1123 640 7102 Worm Bar Length_52" Whether you have a 12"

Whether you have a 12" chain or a 60" chain

and use it anywhere on and off the job

but it does require precise sharpening and regular maintenance to maintain peak performance

this filter effectively traps fine debris particles

025" drop-center depth gauge tool and flat file helps the setting easily

Stihl 1123 640 7102 Worm Bar Length_52" Whether you have a 12"The Oil Pump Worm Gear is a genuine Stihl replacement part specifically designed for small and mid size chainsaws, including the MS 170 and MS 180 models. Constructed from durable polymer and featuring a steel drive spring, this component effectively transfers rotation to the oil pump, ensuring a consistent flow of lubricant to the bar and chain. Replacing a worn or stripped worm gear with the Stihl Oil Pump Worm Gear restores proper chain oiling,