Stihl 1123 640 7102 Worm Bar Length_52" Includes cap cover for debris

Includes cap cover for debris protection

Single Rope Technique and DRT

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

for 119HX Series Saw Chain

Homeowners and other occasional users prize simplicity and reliability for yard work

Stihl 1123 640 7102 Worm Bar Length_52" Includes cap cover for debrisThe 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,