Vibration damping spring.

Compatibility:
Stihl MS231
Stihl MS231C
Stihl MS241C
Stihl MS251
Stihl MS251C
Stihl MS261
Stihl MS271
Stihl MS291

Replaces the original numbers:
1141-791-3102
11417913102
1141 791 3102
06-641
90-50-150

Quality from the Belgian Eurogarden spare part.