Proline® spur sprocket clutch drum kit for Stihl MS311, MS390 chainsaws. Please match you part with ours for proper fitment; actual pictures shown. Sprocket is Not made in China.
Includes:
- Spur Sprocket
- Bearing
Specs:
- Pitch: 3/8"
- Tooth count: 7
- O.D.-3"
- Depth 3/4"
- Made of high quality Steel
Replaces Stihl OEM #:
- 1140 640 2000, 11406402000