Proline® piston kit 50mm for Stihl MS440 chainsaws. Please match your part with ours for proper fitment; actual pictures shown. Piston is Not made in China.
Includes:
- Piston
- Piston ring
- Circlips
- Wrist pin
Specs:
- 50mm
- 12mm Wrist Pin
Replaces Stihl OEM #:
- 1128 030 2015